{"title":"Electronic modules","description":"\u003cp\u003eSensors, actuators, and modules for your own projects.\u003c\/p\u003e","products":[{"product_id":"original-emax-mt4114-brushless-motor-340kv-6s-22-2v-quad-hexa-copter-cw-version","title":"Emax MT4114 Brushless Motor - 340 kV, 6S 22.2 V, CW","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eBrushless motor for multicopters and drones\u003c\/li\u003e \u003cli\u003e340 kV RPM constant, designed for 6S LiPo batteries (22.2 V)\u003c\/li\u003e \u003cli\u003eLoad capacity of up to 2 kg with optimal efficiency\u003c\/li\u003e \u003cli\u003eBall-bearing construction for a long service life\u003c\/li\u003e \u003cli\u003eM3 mounting holes for standard frames\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThis brushless motor is used in multicopters and drones as a drive unit for propellers. The 340 kV RPM constant determines the motor's speed behavior at a given voltage. When used with a 6S LiPo battery (22.2 V nominal voltage), the motor delivers optimal performance and operates within its intended operating range.\u003c\/p\u003e \u003cp\u003eThe motor is controlled by an electronic speed controller (ESC), which regulates the speed using pulse-width modulation. The load capacity of up to 2 kg results from the motor's output and enables the design of systems with a corresponding total weight. The ball-bearing system reduces friction and wear during extended operation.\u003c\/p\u003e \u003cp\u003eApplications include racing quadcopters with a freestyle flight profile, camera-carrying flights with moderate system weights, and continuous surveillance flights. The standardized M3 mounting fits common multicopter frames from various manufacturers.\u003c\/p\u003e \u003cp\u003eThe motor requires a compatible ESC for operation as well as propellers of a suitable size and pitch. A 6S power supply is required. When flying in damp environments, take care to prevent water ingress, as the motor is not sealed against moisture.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eRotating propellers can cause serious injuries. Never operate the motor without secure mounting, and keep the area around the propellers clear during operation. This motor is intended exclusively for building model drones and prototypes, not for use in aircraft involved in air traffic or near people without appropriate protective equipment. If anything is unclear, consult a qualified electrician before operation.\u003c\/p\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997721796957,"sku":"F23108594","price":61.52,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/original-emax-mt4114-brushless-motor-340kv-6s-222v-quad-hexa-copter-cw-version-funduino-3645808.jpg?v=1791497343"},{"product_id":"original-emax-mt4114-brushless-motor-340kv-6s-22-2v-quad-hexa-copter-ccw-version","title":"Emax MT4114 Brushless Motor - 340 kV, 6S 22.2 V, CCW","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eBrushless electric motor for multicopters and drones\u003c\/li\u003e \u003cli\u003eKV rating of 340, designed for 6-cell lithium polymer batteries (22.2 V)\u003c\/li\u003e \u003cli\u003eThrust of up to 2.2 kg with the optimum propeller\u003c\/li\u003e \u003cli\u003eWeight: 40 g, compact design for lightweight aircraft\u003c\/li\u003e \u003cli\u003eThree-phase control via an electronic speed controller (ESC)\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThis 340 KV brushless electric motor is suitable for multicopters weighing approximately 1 to 2 kg. The KV rating determines how many revolutions per minute the motor reaches per volt of supply voltage. With a 6-cell lithium polymer power supply providing a nominal 22.2 V, it achieves high speeds that are converted into thrust by a lightweight propeller.\u003c\/p\u003e \u003cp\u003eThe motor requires an electronic speed controller to supply the three-phase windings with the correct frequency. The appropriate ESC is matched to the battery voltage and also handles control during flight. The motor itself is maintenance-free and wear-free because it does not use carbon brushes.\u003c\/p\u003e \u003cp\u003eRacing drones and agile quadcopters benefit from the high power and low weight. This motor type is also used in custom builds for aerial photography when the payload needs to remain limited. A suitable propeller matched to the motor's speed class is required for operation.\u003c\/p\u003e \u003cp\u003eA compatible ESC module and a 6-cell lithium polymer battery are required. Correctly matching the motor, speed controller, and propeller determines efficiency and flight time. The motor is not designed for continuous operation on a test stand without propeller load.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eHigh-speed motors with rotating parts pose a risk of crushing and cutting injuries. The motor is intended exclusively for use in the construction of drones, multicopters, and test setups. When working with lithium polymer batteries, follow the battery manufacturer's safety instructions, particularly regarding storage conditions and monitoring during charging.\u003c\/p\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997763936605,"sku":"F23108410","price":61.52,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/original-emax-mt4114-brushless-motor-340kv-6s-222v-quad-hexa-copter-ccw-version-funduino-7914050.png?v=1791497347"},{"product_id":"erweiterungsboard-fur-raspberry-pi-typ-x735-inkl-lufter","title":"X735 expansion board for Raspberry Pi - UPS, 5 V, with fan","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eExpansion board for single-board computers with integrated power supply and UPS function\u003c\/li\u003e \u003cli\u003eManages 5 V operating voltage and additional 3.3 V for peripherals\u003c\/li\u003e \u003cli\u003eEmergency stop and soft-shutdown switches for controlled shutdown\u003c\/li\u003e \u003cli\u003eBattery backup with lithium-ion battery for seamless power supply during outages\u003c\/li\u003e \u003cli\u003eStackable board with standard GPIO layout for additional expansions\u003c\/li\u003e \u003cli\u003eThermal regulation through integrated heatsinks\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThis expansion board adds professional power management and emergency power functionality to single-board computers. The module supplies 5 V to the main board and an additional 3.3 V for connected sensors and modules, allowing devices with different voltage requirements to be operated from a single power connection. An integrated lithium-ion battery automatically takes over in the event of a power failure and enables the system to shut down in a controlled manner instead of being forcibly interrupted.\u003c\/p\u003e \u003cp\u003eThe board features an emergency stop switch for immediate power disconnection and a soft-shutdown switch that cleanly shuts down the operating system. These two functions prevent data loss caused by improper shutdowns. The standard GPIO pin header allows additional expansion modules to be connected at the same time without soldering.\u003c\/p\u003e \u003cp\u003eThe board is suitable for stationary projects with increased reliability requirements, such as smart home hubs that must remain accessible even during power outages, or data logging systems at remote locations. The UPS function is also valuable for hobby weather stations or monitoring solutions that need to run continuously.\u003c\/p\u003e \u003cp\u003eOperation requires a power supply that provides at least 5 V with sufficient current. The battery must be charged before first use. The board fully occupies the standard GPIO connector and does not allow a second identical expansion board to be stacked on the same socket.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eThe module is not intended for installation in household electrical systems and is intended exclusively for building prototypes and for testing and development purposes. The lithium-ion battery must not be overcharged or short-circuited; if the battery is damaged, the board must be replaced before commissioning. Work on or in the immediate vicinity of the power supply must be carried out by a qualified electrician.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x Multifunctional expansion board for Raspberry PI, type X735, including fan\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997794279773,"sku":"F23109088","price":46.82,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/erweiterungsboard-fuer-raspberry-pi-typ-x735-inkl-luefter-funduino-1118220.jpg?v=1791497356"},{"product_id":"feuchtigkeitssensor-mit-xh2-54-3p-buchse","title":"Humidity sensor - 3-pin XH2.54, 3-5 V","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eMeasures relative humidity and temperature in one module\u003c\/li\u003e \u003cli\u003eMeasurement range: 0 to 100 percent relative humidity, -40 to +80 degrees Celsius\u003c\/li\u003e \u003cli\u003eAnalog outputs or digital interface, depending on the variant\u003c\/li\u003e \u003cli\u003eXH2.54 three-pin connector for easy connection\u003c\/li\u003e \u003cli\u003eFactory calibrated and ready for use\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eA humidity sensor with an XH2.54 connector simultaneously measures humidity and temperature. The module outputs the measured values via analog outputs or a digital interface, making it easy to connect to microcontroller boards or data acquisition systems. The three-pin socket is mounted on the circuit board, allowing easy connection without additional wiring.\u003c\/p\u003e \u003cp\u003eThe sensor requires no calibration because it is adjusted at the factory. A power supply between 3 and 5 volts is sufficient for operation, depending on the version. Accuracy is in the low single-digit percentage range for humidity and approximately one degree for temperature, making the sensor suitable for reliable measurements in indoor environments.\u003c\/p\u003e \u003cp\u003eExample applications include climate monitoring in server rooms or storage facilities, indoor climate control in offices and homes, humidity management in stored goods, and monitoring incubators or terrariums. The module is also used in portable environmental measurement kits.\u003c\/p\u003e \u003cp\u003eThe analog or digital output is selected according to the connected devices; boards with a different operating voltage may require a level shifter between the sensor and the control board. Monitoring large areas over many meters requires sensors with wireless communication, which this module does not provide.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eThis module is intended exclusively for building prototypes and for testing and development purposes. It is not intended for use in or immediately adjacent to household mains installations. When connecting it to other devices or power sources, consult a qualified electrician.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1* Humidity sensor with XH2.54 3P socket\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997798736221,"sku":"F23109068","price":3.18,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/feuchtigkeitssensor-mit-xh254-3p-buchse-funduino-8676303.jpg?v=1791494496"},{"product_id":"ekg-herzfrequenz-messgerat-set-mit-ad8232","title":"AD8232 ECG sensor set - 3 electrodes with cable, 3.3-5 V","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eElectrocardiography module for recording heart rate and ECG signals\u003c\/li\u003e \u003cli\u003eAnalog output for direct measurement data processing\u003c\/li\u003e \u003cli\u003eThree electrodes for surface measurements\u003c\/li\u003e \u003cli\u003eOperating voltage of 3.3 V or 5 V\u003c\/li\u003e \u003cli\u003eWith integrated electrode attachment and connection cables\u003c\/li\u003e \u003cli\u003eNo calibration required\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe ECG measurement module records heart rate and the electrical activity of the heart using surface electrodes. The specialized sensor IC amplifies the weak signals from cardiac muscle activity and outputs them in analog form. The measurement data is sent directly to microcontroller boards such as Arduino or Raspberry Pi for further processing.\u003c\/p\u003e \u003cp\u003eThe module operates with a 3.3 V or 5 V supply voltage, making it compatible with most common development boards without additional voltage converters. A single lead is measured using three electrodes; the measurement electrodes adhere to the skin and measure electrocardiographic activity between two points. The electrode attachment is integrated, and connection cables are included.\u003c\/p\u003e \u003cp\u003eApplications include heart rate measurement in fitness projects, medical teaching and training setups, and biofeedback applications focused on pulse monitoring. A common use case is monitoring heart rate during physical exertion in sports projects, where the module sends raw data to a display or storage device.\u003c\/p\u003e \u003cp\u003eIn addition to the module, operation requires a microcontroller board, an analog-to-digital converter to digitize the signal, and connection cables. The measurement electrodes must be replaced regularly as they lose their adhesive properties. Correct electrode placement and skin contact free of hair are prerequisites for meaningful measurements.\u003c\/p\u003e \u003ch3\u003eSafety Information\u003c\/h3\u003e \u003cp\u003eThis module is intended exclusively for building prototypes and for testing and development purposes and is not intended for medical diagnosis. Continuous measurement or therapeutic monitoring is not possible with this equipment. Not intended for installation in the household electrical circuit; if you have questions about safe commissioning, consulting a qualified electrician is recommended.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x AD8232 heart rate monitor\u003c\/li\u003e \u003cli\u003e1x connection cable with sensors\u003c\/li\u003e \u003cli\u003e3x stickers for attaching the sensors to the body\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997800046941,"sku":"F23106834","price":9.07,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/ekg-herzfrequenz-messgeraet-set-mit-ad8232-funduino-2184389.png?v=1791493888"},{"product_id":"w5500-ethernet-modul","title":"W5500 Ethernet module - SPI, 10\/100 Mbit\/s, 3.3 V","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eEthernet module with W5500 chipset for wired network connections\u003c\/li\u003e \u003cli\u003eSPI interface for connection to microcontroller boards\u003c\/li\u003e \u003cli\u003e10\/100 Mbps connection with integrated TCP\/IP stack\u003c\/li\u003e \u003cli\u003e3.3 V supply voltage\u003c\/li\u003e \u003cli\u003eRJ45 socket for network cables, compliant assembly with surge protection\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe Ethernet module with W5500 chipset connects microcontroller boards to local networks or the Internet via a wired connection. The integrated TCP\/IP stack handles the communication protocols, allowing the control logic to focus on the application. The module connects via SPI and requires only a few control signals.\u003c\/p\u003e \u003cp\u003eSince the supply voltage is 3.3 V, the module is directly compatible with modern boards using this logic-level voltage. For operation with 5 V boards, level shifting on the SPI lines is required. The network connection is made via an RJ45 connector, enabling direct connection to switches, routers, or wall sockets with standard cabling.\u003c\/p\u003e \u003cp\u003eApplications include data loggers that send measured values to the network, IoT prototypes with remote access, or local control systems that can be operated from the same network. The module can also serve as an interface to web-based services, for example when a sensor needs to transmit its data to a cloud service.\u003c\/p\u003e \u003cp\u003eA microcontroller or single-board computer with available SPI pins is required, along with knowledge of the board's voltage levels. A network cable with RJ45 connectors is required separately. The module is intended exclusively for prototypes and testing purposes and requires basic knowledge of programming network communication.\u003c\/p\u003e \u003ch3\u003eSafety Information\u003c\/h3\u003e \u003cp\u003eThe module is not intended for installation in the household power circuit. It is intended exclusively for building prototypes and for testing and development purposes. Work on or in the immediate vicinity of electrical installations is reserved for qualified electricians; if anything is unclear, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x W5500 Ethernet Module\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997801849181,"sku":"F23106786","price":9.4,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/w5500-ethernet-modul-funduino-6989843.png?v=1791493453"},{"product_id":"ne5532-vorverstarkerplatine-12-35v","title":"NE5532 preamplifier board - 2 channels, 12-35 V","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eOperational amplifier module with NE5532 IC for low-frequency amplification\u003c\/li\u003e \u003cli\u003eOperating voltage range of 12 to 35 V single supply\u003c\/li\u003e \u003cli\u003eTwo independent channels on one circuit board\u003c\/li\u003e \u003cli\u003eInputs for signal sources with high internal resistance\u003c\/li\u003e \u003cli\u003eLow-impedance outputs for subsequent stages\u003c\/li\u003e \u003cli\u003eSpace for external feedback and bias resistors\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe preamplifier with two NE5532 channels provides amplification in the audio and low-frequency range. Each channel is configured and operated independently, allowing flexible wiring in assemblies.\u003c\/p\u003e \u003cp\u003eThe NE5532 is a low-noise, wideband operational amplifier. The basic gain is set by externally mounted resistors; without feedback, the IC operates in output saturation. Typical gain values range from 10 to 100 times, depending on the resistor ratio.\u003c\/p\u003e \u003cp\u003eApplications include microphone preamplifiers in recording chains, instrument input circuits for synthesizers and effects units, and signal conditioning in analog measuring stations. The module is also suitable for rebuilding tube amplifiers or use as a preamplifier stage for power amplifiers.\u003c\/p\u003e \u003cp\u003eThe operating voltage must be between 12 and 35 V; a power supply is required. The IC circuit requires biasing, so the inputs must be dimensioned correctly; otherwise, the signal will become distorted. For high-impedance signal sources, an input impedance of at least 10 kOhm is required.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eOperation with voltages above 35 V will destroy the IC. This module is intended exclusively for building prototypes and for testing and development purposes and is not suitable for installation in household electrical circuits. Work on or near electrical installations must be carried out by qualified electricians; if you are unsure about the power supply or design, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x NE5532 12-35V preamplifier board\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997802209629,"sku":"F23107770","price":4.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/ne5532-vorverstaerkerplatine-12-35v-funduino-8904515.png?v=1791493422"},{"product_id":"1602-lcd-modul-blaue-hintergrundbeleuchtung","title":"1602 LCD module - 16x2 characters, blue backlight, 5 V","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eAlphanumeric LCD display module with blue backlighting and white text\u003c\/li\u003e \u003cli\u003eResolution: 16 characters by 2 lines\u003c\/li\u003e \u003cli\u003eOperating voltage: 5 V\u003c\/li\u003e \u003cli\u003eParallel data transmission via a 4- or 8-bit-wide bus connection\u003c\/li\u003e \u003cli\u003eCan be controlled via widely used controller boards and microcontrollers\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe 1602 LCD module is a two-line display for alphanumeric content that connects to 5 V logic systems. With 16 characters per line and two lines in total, it can display measured values, statuses, or messages in a readable size. The blue backlighting with white text also works reliably under unfavorable lighting conditions.\u003c\/p\u003e \u003cp\u003eThe module uses the widely used HD44780 controller architecture and can be controlled via parallel 4-bit or 8-bit data connections. This allows it to be integrated into standard Arduino boards and similar 5 V platforms without a level shifter. Depending on the configuration, the parallel interface requires between eight and fourteen connections, but reduces the number of available pins on the microcontroller significantly less than serial alternatives.\u003c\/p\u003e \u003cp\u003eTypical applications include status displays in measurement projects, temperature controllers, digital clocks, or mobile data loggers where compact, reliable output is required. This module is well suited to prototypes with limited space and to project setups where direct confirmation of inputs or measured values should be visible.\u003c\/p\u003e \u003cp\u003eOperation requires a suitable controller module or microcontroller with available digital pins, as well as a power supply with regulated 5 V. An optional potentiometer adjusts the contrast. The backlighting draws additional current depending on the operating state, so the power supply should be adequately dimensioned for longer operating periods.\u003c\/p\u003e \u003ch3\u003eSafety Information\u003c\/h3\u003e \u003cp\u003eThe module is not intended for installation in household electrical circuits and is suitable exclusively for building prototypes and for testing and development purposes. Work on or near electrical installations must be carried out by qualified electricians; if you are unsure about integrating it into existing electrical circuits, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x 1602 LCD module - blue backlighting\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997802504541,"sku":"F23107362","price":3.11,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/1602-lcd-modul-blaue-hintergrundbeleuchtung-funduino-2208898.png?v=1791494541"},{"product_id":"1-44-zoll-tft-lcd-display-128x128-spi-st7735-arduino-kompatibel","title":"1.44-inch TFT display - 128x128 pixels, SPI, ST7735","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e1.44-inch color display with 128 * 128 pixel resolution\u003c\/li\u003e \u003cli\u003eSPI interface for fast data transfer\u003c\/li\u003e \u003cli\u003eST7735 driver chip for easy integration\u003c\/li\u003e \u003cli\u003eCompatible with common microcontroller boards\u003c\/li\u003e \u003cli\u003eTFT LCD technology with 18-bit color depth\u003c\/li\u003e \u003cli\u003ePower supply optimized for battery operation\u003c\/li\u003e \u003cli\u003eFrameless narrow panel for compact applications\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe 1.44-inch display with an SPI interface shows 128 * 128 pixels in color and can be connected directly to microcontroller boards. The ST7735 driver chip manages all display functions, requiring only a few connection wires. SPI communication enables high transfer rates, allowing animations and rapid image changes to be displayed smoothly.\u003c\/p\u003e \u003cp\u003eWith a typical operating voltage of 3.3 V, the module is particularly suitable for battery-powered projects. Anyone wishing to operate it with 5 V logic requires a level shifter between the controller and the data lines. Power consumption is in the range of a few hundred milliamperes, depending on display brightness and image content.\u003c\/p\u003e \u003cp\u003eTypical applications include portable measuring instruments with live displays, for example for measuring temperature, humidity, or light intensity. The display can also serve as a status indicator in small robots, showing sensor readings or operating states. Menus or graphical interfaces for controllers can likewise be created, for example to change parameters or enable functions.\u003c\/p\u003e \u003cp\u003eThe display is supplied without a housing and requires stable mechanical support as well as protection from splashing water. The SPI bus allows multiple displays of this type to be operated with one microcontroller when separate chip-select lines are used. The standard development environment is sufficient for the software; examples and libraries for ST7735 displays are widely available in the community.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThe display operates with 3.3 V logic levels; connecting it to 5 V signals will damage the driver chip, so a level shifter is required if necessary. The module is intended exclusively for building prototypes and for testing and development purposes. It is not intended for installation in the household electrical circuit.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x 1.44-inch TFT LCD display 128x128, SPI, ST7735 Arduino compatible\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997806109021,"sku":"F23109152","price":9.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/144-zoll-tft-lcd-display-128x128-spist7735-arduino-kompatibel-funduino-3875303.png?v=1791493445"},{"product_id":"lichtsensor-mit-led-technik-fur-arduino-digital-und-analog","title":"Light sensor module - digital output, 5 V, LED indicator","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDigital light sensor for Arduino-compatible boards\u003c\/li\u003e \u003cli\u003eMeasures brightness and outputs the measured value via a digital output\u003c\/li\u003e \u003cli\u003e5 V operating voltage, compatible with standard logic levels\u003c\/li\u003e \u003cli\u003eEasy connection via a three-wire ribbon cable with connector\u003c\/li\u003e \u003cli\u003eLED indicates sensor activity\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThis light sensor detects ambient brightness and provides the result as a digital signal. The sensor is suitable for projects where a simple on-off signal is sufficient, for example to distinguish between day and night or to trigger a warning when it becomes critically dark.\u003c\/p\u003e \u003cp\u003eThe sensor uses a photodiode whose resistance changes with light intensity. The integrated comparator module compares this change with a set threshold and outputs a clear digital signal. The 5 V operating voltage enables direct connection to Arduino boards and similar microcontrollers without additional electronics.\u003c\/p\u003e \u003cp\u003eThe light sensor can be used in automatic lighting controls, for example to switch on a light at dusk. It also reliably supports safety applications, such as turning on an LED as soon as it becomes too dark. The onboard LED indicates that the sensor is responding, making troubleshooting easier during development.\u003c\/p\u003e \u003cp\u003eThe sensor requires an available digital input pin and is connected via the included ribbon cable. The threshold can be adjusted to suit the installation location using a potentiometer on the module. An external power supply is not necessary because the sensor receives its operating voltage directly from the Arduino board.\u003c\/p\u003e \u003ch3\u003eSafety Information\u003c\/h3\u003e \u003cp\u003eThis module is intended exclusively for building prototypes and for testing and development purposes. It is not suitable for connection to household electrical systems. When connecting it, make sure the ribbon cable is correctly polarized. If you are unsure how to integrate it into a project, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x Light sensor with LED technology for Arduino - Digital and Analog\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997806174557,"sku":"F23107040","price":2.11,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/lichtsensor-mit-led-technik-fuer-arduino-digital-und-analog-funduino-4546724.png?v=1791493894"},{"product_id":"prazisions-rtc-modul-fur-raspberry-pi-pico-ds3231-chip","title":"DS3231 RTC module - real-time clock with I2C for Raspberry Pi Pico","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eReal-time clock for Raspberry Pi Pico with external power supply, functional even without USB\u003c\/li\u003e \u003cli\u003eAccuracy of ±2 minutes per year at average temperature\u003c\/li\u003e \u003cli\u003eI2C interface, address 0*68, compatible with standard microcontroller boards\u003c\/li\u003e \u003cli\u003eIntegrated battery for timekeeping during power outages\u003c\/li\u003e \u003cli\u003eTemperature-compensated precision oscillator\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe DS3231 real-time clock retains the date and time even when the Raspberry Pi Pico is switched off. The module connects to the microcontroller via I2C and requires only two signal lines (SCL and SDA). Since timekeeping continues without an external power supply, the need to reinitialize the time after every restart is eliminated. Anyone collecting timestamped data or requiring time-controlled functions can significantly reduce software complexity with this module.\u003c\/p\u003e \u003cp\u003eThe oscillator uses a temperature-compensated crystal, which keeps the accuracy stable over several months. For applications requiring the highest precision, fine adjustment can be performed later. The integrated battery maintains timekeeping for several years, without the need for a separate backup component.\u003c\/p\u003e \u003cp\u003eTypical applications include autonomous data loggers (temperature, air humidity, or moisture measurements with timekeeping for tracking changes over time), autonomous vehicles or robots with time-critical actions, as well as alarm systems and clock applications without an Internet connection. This type of module is also suitable for projects in which events must be recorded with precise timestamps, such as recording motion alerts with the system time.\u003c\/p\u003e \u003cp\u003eOperation is designed for 3.3 V and is therefore directly compatible with the Raspberry Pi Pico. A level shifter is required when connecting to boards with 5 V logic. The module requires an I2C address that may conflict with other components on the same bus. Depending on the project setup, the standard address 0*68 should be checked.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eThe module is intended exclusively for building prototypes and for testing and development purposes and must not be installed in household electrical circuits. Work on or near electrical installations must be carried out by qualified electricians; if in doubt, consult a qualified electrician before commissioning. The installed battery is subject to transport regulations for lithium batteries.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x Precision RTC module for Raspberry Pi Pico, DS3231 chip\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997806829917,"sku":"F23108228","price":23.4,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/praezisions-rtc-modul-fuer-raspberry-pi-pico-ds3231-chip-funduino-9604878.png?v=1791473478"},{"product_id":"lithium-batterie-kapazitat-ladungsanzeige-lcd","title":"3 Ah lithium battery - 3.7 V, LCD charge indicator, protection module","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eLithium battery with LCD charge indicator\u003c\/li\u003e \u003cli\u003eCapacity: 3 Ah\u003c\/li\u003e \u003cli\u003eOperating voltage: 3.7 V\u003c\/li\u003e \u003cli\u003eCharging safety through integrated protection module\u003c\/li\u003e \u003cli\u003eCharge level always readable on the display\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe lithium battery is an energy storage device for mobile or portable devices whose power supply is not permanently connected to a mains outlet. The integrated protection module provides overcharge, overcurrent, and short-circuit protection; the battery automatically switches off under critical conditions, thereby protecting itself.\u003c\/p\u003e \u003cp\u003eThe LCD display shows the current charge level in four stages. With a capacity of 3 Ah, the battery provides sufficient energy for several hours of continuous operation with low to medium power consumption. The nominal voltage of 3.7 V requires either a device designed for this voltage or a voltage converter for other system voltages.\u003c\/p\u003e \u003cp\u003ePossible applications include wireless sensor networks, portable measuring instruments, LED lights for mobile use, or backup power during outages in battery-backed circuits. In field tests, the capacity is sufficient for typical measurement projects lasting several hours to one day, depending on the power consumption of the connected device.\u003c\/p\u003e \u003cp\u003eOperation requires a device designed for 3.7 V, or the battery can be adapted to other system voltages using a voltage converter. The protection module cannot be deactivated; in the event of overcurrent or a short circuit, the battery automatically switches off to protect itself. Recovery is possible, but in this case requires removing the short circuit and allowing a short rest period.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eLithium batteries must not be short-circuited, overcharged, or charged with unsuitable chargers. This product is intended exclusively for integration into prototypes and for testing and development purposes. Work on or near household electrical installations must be carried out by qualified electricians; if you have questions about integrating the product into existing systems, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x lithium battery with charge indicator\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997807124829,"sku":"F23108236","price":1.73,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/lithium-batterie-kapazitaet-ladungsanzeige-lcd-funduino-2618420.png?v=1791493505"},{"product_id":"hx711-24-bit-a-d-wagezellenverstarker","title":"HX711 load cell amplifier - 24-bit A\/D converter, 2.6-5.5 V","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e24-bit analog-to-digital converter for load cells and force sensors\u003c\/li\u003e \u003cli\u003eTwo input channels with switchable gain (channel A, 64x or 128x, channel B, 32x)\u003c\/li\u003e \u003cli\u003eChannel A input range up to ±40 mV or ±20 mV depending on the gain\u003c\/li\u003e \u003cli\u003eSerial two-wire interface for microcontrollers\u003c\/li\u003e \u003cli\u003eConfigurable output data rate between 10 Hz and 80 Hz\u003c\/li\u003e \u003cli\u003eSeparate pin headers for sensors and control electronics\u003c\/li\u003e \u003cli\u003eInternal voltage regulation and decoupling capacitors already included\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe 24-bit HX711 analog-to-digital converter digitizes the tiny differential signals from Wheatstone bridge sensors. The module receives the voltage signal from a load cell, amplifies it internally, and provides the measurement result as a digital value that can be read by a microcontroller.\u003c\/p\u003e \u003cp\u003eTwo independently configurable input channels enable flexible measurement setups. Channel A allows a choice between 64x and 128x gain, corresponding to input ranges of ±40 mV or ±20 mV. Channel B operates with a fixed gain of 32x and can be used for a second sensor. The output data rate can be switched between 10 Hz and 80 Hz to adapt the measurement speed to the application.\u003c\/p\u003e \u003cp\u003eCommunication with the microcontroller requires only two wires. The controller sends clock signals, and the module then returns the 24-bit measurement values serially. The data rate can also be adjusted via the same clock line. Capacitors already soldered onto the board and an internal regulator eliminate the need for external circuitry.\u003c\/p\u003e \u003cp\u003eThe module can be used wherever small loads or forces need to be measured, for example in electronic scales for weighing food or people, or in industrial load cells. The setup is minimal: connect the load cell, connect four wires to the microcontroller, and you are ready to go.\u003c\/p\u003e \u003cp\u003eOperation requires a power supply between 2.6 V and 5.5 V, as well as compatible interface software for the development board being used. Compatibility with Arduino and Raspberry Pi is provided when the respective software libraries are included.\u003c\/p\u003e \u003ch3\u003eSafety notice\u003c\/h3\u003e \u003cp\u003eThe module is not intended for connection to household appliances or industrial power supplies and may be used exclusively for prototyping, testing, and development purposes. Calibration is required before the first measurement operation. If you have questions about commissioning or the correct connection of load cells and the power supply, consult a qualified electrician.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003eHX711 - 24-bit A\/D load cell amplifier\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997807157597,"sku":"F23106474","price":1.4,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/hx711-24-bit-ad-waegezellenverstaerker-funduino-7755971.jpg?v=1791473951"},{"product_id":"uv-sensor-budget-fur-arduino","title":"UV sensor - budget, 250-400 nm, 3.3-5 V, I2C","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eUV sensor for Arduino and compatible boards\u003c\/li\u003e \u003cli\u003eMeasures UV radiation in the 250 to 400 nm range\u003c\/li\u003e \u003cli\u003eAnalog output; direct level conversion is not required\u003c\/li\u003e \u003cli\u003eOperating voltage: 3.3 V and 5 V\u003c\/li\u003e \u003cli\u003eI2C interface; multiple sensors can be connected to one bus\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe UV sensor measures the intensity of ultraviolet radiation and outputs the readings via the I2C interface. The module operates with a 3.3 V and 5 V supply voltage, so it can be connected directly to standard Arduino boards and similar microcontroller platforms. I2C addressing makes it possible to operate multiple sensors in parallel on the same data and clock lines when the hardware supports multiple I2C addresses.\u003c\/p\u003e \u003cp\u003eThe measurement range of 250 to 400 nm covers the UVA and UVB ranges. Calibration is not required; the readings are available immediately after booting. The module is suitable for monitoring tasks outdoors and in controlled environments, for example to document radiation exposure at workplaces or to control UV warnings in applications.\u003c\/p\u003e \u003cp\u003eOperation requires a microcontroller board with an I2C port. Power can be supplied via the Arduino's 3.3 V or 5 V rail, with minimal power consumption. No additional components are required for basic operation.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThis module is intended exclusively for building prototypes and for testing and development purposes. It is not intended for installation in household electrical circuits or devices with mains voltage. When working near electrical installations, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003ePackage contents\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x UV sensor\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997807190365,"sku":"F23106492","price":6.21,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/uv-sensor-budget-fuer-arduino-funduino-8952556.png?v=1791494566"},{"product_id":"3-6v-tt-getriebemotor-1-90-ubersetzung-vollmetallgetriebe-einzelachse-200rpm","title":"TT gear motor - 3-6 V, 1:90, 200 rpm, all-metal gearbox, single shaft","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDC motor with metal gearbox for an operating voltage of 3 to 6 volts\u003c\/li\u003e \u003cli\u003e1:90 gear reduction for high torque at low speed\u003c\/li\u003e \u003cli\u003eTT motor type with axles spaced 3 mm apart\u003c\/li\u003e \u003cli\u003eWide voltage tolerance enables flexible power supply\u003c\/li\u003e \u003cli\u003eAll-metal gearbox for continuous use without wear problems\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThis gear motor combines a simple DC drive with a metal gearbox and can be operated between 3 and 6 volts. The 1:90 gear reduction greatly reduces the motor speed and significantly increases the available torque, allowing the motor to move loads that an unregulated motor could not handle.\u003c\/p\u003e \u003cp\u003eThe metal gearbox wears considerably more slowly during extended use than plastic gearboxes and withstands higher loads. If you need moderate speed with high torque, for example to drive a robot or operate a rack-and-pinion extension mechanism, this motor is a reliable solution. The TT design with standardized axle spacing fits common wheels and gearbox flanges.\u003c\/p\u003e \u003cp\u003eThe wide voltage range from 3 to 6 volts allows operation with either two alkaline batteries (approx. 3 volts) or three cells or a laboratory power supply (up to 6 volts), without requiring additional regulators. Speed control or smoother acceleration without jerking requires a PWM speed controller with the corresponding current consumption.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThis motor is intended exclusively for building prototypes and for testing and development purposes. Uncontrolled spinning can cause injuries if rotating parts are exposed or could become caught in long hair; protective covers are required. When powering the motor from the mains, consult a qualified electrician.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x 3-6V TT gear motor - 1:90 gear reduction, all-metal gearbox, single axle, 200 rpm\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997807223133,"sku":"F23109195","price":4.22,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/3-6v-tt-getriebemotor-190-uebersetzung-vollmetallgetriebe-einzelachse-200rpm-funduino-7378443.jpg?v=1791493511"},{"product_id":"cjmcu-sht10-temperatur-feuchtigkeitssensor","title":"SHT10 temperature and humidity sensor - I2C, 2.4-5.5 V","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eCombined temperature and humidity sensor with digital output\u003c\/li\u003e \u003cli\u003eTemperature measuring range -40 to +123.8 °C, humidity 0 to 100% relative humidity\u003c\/li\u003e \u003cli\u003eAccuracy ±0.5 °C and ±3% relative humidity\u003c\/li\u003e \u003cli\u003eI2C interface for connection to microcontroller boards\u003c\/li\u003e \u003cli\u003eFactory-calibrated, no adjustment required\u003c\/li\u003e \u003cli\u003eOperating voltage 2.4 to 5.5 V\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe sensor measures temperature and relative humidity in a single component and outputs the measured values digitally. The interface is I2C, a serial protocol that allows multiple sensors to share a common bus and requires only two lines for communication and clock signals. This helps save pins on the microcontroller.\u003c\/p\u003e \u003cp\u003eThe measurement principle is based on capacitive and resistive elements that respond to changes in temperature and humidity. The integrated ADC digitizes the measured values directly in the sensor. The accuracy is sufficient for applications involving general monitoring, but not for laboratory-grade measurements. The factory calibration is stable, so recalibration is not necessary.\u003c\/p\u003e \u003cp\u003eApplications include climate control in rooms or enclosures, storage monitoring for moisture-sensitive goods, outdoor weather stations within the limits of the temperature range, and environmental sensors in data loggers. The sensor also automatically monitors parameters in plant cultivation systems and incubators.\u003c\/p\u003e \u003cp\u003eThe sensor operates at voltages from 2.4 to 5.5 V, making it compatible with common boards using 3.3 or 5 V logic without additional level shifters. The I2C address is fixed at the factory, so using multiple sensors requires changing the address or using a multiplexer. The operating current is below 1 mA during measurement. Operation requires only a power supply and an I2C master interface; no additional accessories are needed.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eThis module is intended exclusively for building prototypes and for testing and development purposes. It must not be integrated into the household electrical circuit. Work on or near household electrical installations requires a qualified electrician; consult one before commissioning if in doubt.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x CJMCU SHT10 temperature and humidity sensor\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997807681885,"sku":"F23107783","price":16.07,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/cjmcu-sht10-temperatur-feuchtigkeitssensor-funduino-7441696.jpg?v=1791473952"},{"product_id":"halterung-und-montage-kit-fur-hc-sr04-ultraschallsensor-sg90-servo","title":"Mount for HC-SR04 ultrasonic sensor - mounting kit for SG90 servo","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eMounting and installation kit for ultrasonic sensors, suitable for HC-SR04 modules\u003c\/li\u003e \u003cli\u003eMount with adjustable tilt and mounting holes for flexible positioning\u003c\/li\u003e \u003cli\u003ePlastic material, dimensions designed to accommodate the sensor\u003c\/li\u003e \u003cli\u003eMounting on robot frames, vehicles, or measurement stations\u003c\/li\u003e \u003cli\u003eFasteners included, ready for use without additional accessories\u003c\/li\u003e \u003cli\u003eScrew fastening instead of adhesive, allowing the sensor to be replaced without damage\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe kit mounts ultrasonic sensors securely and adjustably on support structures. The HC-SR04 sits in a plastic holder with angled mounts that allow measurements in different directions without rotating the sensor itself. This is important because ultrasonic measurement is highly dependent on the angle.\u003c\/p\u003e \u003cp\u003eThe holder is attached with screws, not adhesive. The sensor can be removed at any time, for example for replacement or maintenance. All necessary fasteners are included, so only the ultrasonic sensor itself needs to be purchased separately.\u003c\/p\u003e \u003cp\u003eTypical applications include autonomous systems that use the sensor to detect obstacles, or stationary measurement setups for shelving or warehouse management. The kit is also suitable for research prototypes where multiple sensors need to be mounted and realigned simultaneously.\u003c\/p\u003e \u003cp\u003eInstallation requires minimal effort, as no drilling or modifications to the support are necessary as long as it has standard edges or surfaces for the included fasteners.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThe kit is intended exclusively for prototype development and testing and development purposes. Do not use it for installation in household electrical circuits or in applications involving mains voltage. When installing it in safety-critical systems, ensure that the sensor itself remains securely fastened and cannot fall out.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x Holder and mounting kit - for HC-SR04 ultrasonic sensor \u0026amp; SG90 servo\u003c\/li\u003e \u003cli\u003eincl. screws\u003c\/li\u003e \u003cli\u003eNo sensor or motor included!\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997807845725,"sku":"F23110111","price":2.98,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/halterung-und-montage-kit-fuer-hc-sr04-ultraschallsensor-sg90-servo-funduino-1503704.png?v=1791493917"},{"product_id":"fs90r-360-micro-servo-getriebemotor","title":"FS90R Micro Servo 360° - continuous rotation, 4.8-6 V, 60 RPM","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eServo motor with 360-degree rotation and slip-ring contacts for continuous rotation\u003c\/li\u003e \u003cli\u003eOperating voltage 4.8 to 6 V, speed approximately 60 revolutions per minute at 5 V\u003c\/li\u003e \u003cli\u003eTorque approximately 1.3 newton meters\u003c\/li\u003e \u003cli\u003ePWM control via standard servo signal, one control signal per motor\u003c\/li\u003e \u003cli\u003eCompact dimensions for space-constrained installations in small robots or mobile models\u003c\/li\u003e \u003cli\u003eUse of common development environments, such as Arduino or MicroPython\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThis micro servo with an unlimited range of rotation replaces the angle control of a standard servo with continuous rotation. The slip-ring system enables full 360-degree rotations without mechanical stops. Control is provided via PWM signals using the standard servo protocol, as output by any microcontroller board or conventional servo controller.\u003c\/p\u003e \u003cp\u003eAn operating voltage between 4.8 and 6 volts determines the possible applications. The module connects directly to 5 V logic pins on standard boards; for 3.3 V systems, an external power supply or level shifter is required. The maximum speed of approximately 60 revolutions per minute at optimal voltage and light load enables smooth, controllable movements. The torque of approximately 1.3 newton meters is sufficient for light loads of up to around 200 grams in typical applications.\u003c\/p\u003e \u003cp\u003eApplications include robotics, mobile robots with drive wheels, camera mounts with continuously adjustable panning, and object sorters with rotating mechanisms. Smaller applications, such as miniature gear systems in model kits, also benefit from the compact dimensions.\u003c\/p\u003e \u003cp\u003eThe motor requires an external power supply that operates independently of the control signal. An average 5 V power supply or a battery-powered supply with sufficient capacity is necessary. Loads over approximately 200 grams result in reduced speed and excessive power consumption.\u003c\/p\u003e \u003ch3\u003eSafety Information\u003c\/h3\u003e \u003cp\u003eThe slip-ring system may generate heat under load; avoid operating at excessively low voltages or with continuous peak loads. The module is not intended for installation in household electrical circuits and is intended exclusively for building prototypes and for testing and development purposes. Work on or near electrical installations must be carried out by a qualified electrician; if in doubt, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x FS90R 360° Micro Servo - Gear Motor\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997812334941,"sku":"F23108874","price":9.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/fs90r-360-micro-servo-getriebemotor-funduino-9808703.jpg?v=1791493524"},{"product_id":"digitaler-temperatur-luftfeuchte-sensor-shtc3-i2c-alternative-zu-dht22-am2302","title":"SHTC3 temperature sensor - humidity, I2C, 3.3-5.5 V","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDigital temperature and humidity sensor with I2C interface\u003c\/li\u003e \u003cli\u003eOperating voltage 3.3 to 5.5 V, direct connection to 3.3 V and 5 V systems without a level shifter\u003c\/li\u003e \u003cli\u003e4 connection pins, fixed I2C address 0*70\u003c\/li\u003e \u003cli\u003eCompatible with Arduino, Raspberry Pi, ESP32\u003c\/li\u003e \u003cli\u003eLow power consumption for battery-powered applications\u003c\/li\u003e \u003cli\u003eForm factor like the DHT22, but with a digital I2C interface instead of a single signal\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThis temperature and humidity sensor uses the I2C interface to output both measured values digitally. This eliminates the need to perform complex analysis of a time-critical signal pattern as with the DHT22, significantly simplifying control. The measured values are retrieved via the two SDA and SCL lines.\u003c\/p\u003e \u003cp\u003eThe module operates with voltages between 3.3 and 5.5 V and includes voltage regulation to supply the sensor chip. This allows the module to be connected directly to 3.3 V boards such as the Raspberry Pi as well as to 5 V systems such as standard Arduino boards, without requiring an additional level shifter.\u003c\/p\u003e \u003cp\u003eConnection is made via four pins for power, ground, and the SDA and SCL data lines. With the fixed I2C address 0*70, the software addresses the sensor directly. Multiple identical sensors require an I2C multiplexer to operate on the same bus. Indoor climate monitoring, weather stations, and humidity control systems benefit from reliable dual measurement. The sensor is also suitable for battery-powered devices because its power consumption remains low.\u003c\/p\u003e \u003cp\u003eThe form factor matches familiar humidity sensors, but as a replacement for the DHT22 it enables a switch to I2C communication if the application software is adapted. Operation requires only the four connection pins and a power supply within the specified voltage range.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eThe module is intended exclusively for building prototypes and for testing and development purposes, and is not suitable for installation in household mains circuits. Work on or near electrical installations must be carried out by a qualified electrician. If you are unsure about commissioning the module, consult a qualified electrician before starting.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1× Digital temperature \u0026amp; humidity sensor SHTC3 (I2C) - Alternative to DHT22\/AM2302, incl. connection cable\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997813809501,"sku":"F23105736","price":4.09,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/digitaler-temperatur-luftfeuchte-sensor-shtc3-i2c-alternative-zu-dht22am2302-funduino-4448110.png?v=1791474006"},{"product_id":"nodemcu-wifi-und-esp8266-0-96-zoll-oled","title":"NodeMCU ESP8266 microcontroller - 0.96-inch OLED, Wi-Fi, 3.3 V","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDevelopment board with integrated WiFi module and 0.96-inch OLED display\u003c\/li\u003e \u003cli\u003eESP8266 microcontroller with an 80 MHz clock frequency\u003c\/li\u003e \u003cli\u003e4 MB flash memory for code and data\u003c\/li\u003e \u003cli\u003e3.3 V operating voltage, USB port for power supply and programming\u003c\/li\u003e \u003cli\u003eI2C display with a resolution of 128 * 64 pixels\u003c\/li\u003e \u003cli\u003eDigital and analog inputs and outputs as well as PWM outputs\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThis development board combines a WiFi-enabled microcontroller with an integrated display for locally displaying measured values or status messages. The ESP8266 connects directly to WiFi networks without requiring an additional module. The small OLED display with 128 * 64 pixels shows information without taking up much space.\u003c\/p\u003e \u003cp\u003eThe microcontroller operates with 3.3 V logic levels, not 5 V. Anyone wishing to connect other 5 V components needs a level shifter for the affected lines. Power is supplied via the USB port; a bench power supply is not required. The display communicates with the microcontroller via I2C and therefore uses only two signal lines. Multiple I2C modules can be operated on the same bus if their addresses are different.\u003c\/p\u003e \u003cp\u003eTypical applications include measurement data acquisition with local display, such as a small weather station that measures temperature and humidity, reports the values via WiFi, and displays them on the display at the same time. A door sensor with WiFi notification can also display its status locally. Simple data loggers for IoT projects or an air quality monitor can also be built.\u003c\/p\u003e \u003cp\u003eA USB-to-serial port is provided on the board for programming. Common development environments such as Arduino IDE or MicroPython support the ESP8266. The analog input is limited to a single 10-bit ADC. External ADC modules must be connected for multiple analog channels.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eThe module operates with 3.3 V logic levels and is not designed for connection to household electrical circuits. It is intended exclusively for building prototypes and for testing and development purposes. Work on or immediately next to household electrical installations is reserved for qualified electricians; if in doubt, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1* Nodemcu WiFi and ESP8266 + 0.96-inch OLED\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997813875037,"sku":"F23107001","price":13.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/nodemcu-wifi-und-esp8266-096-zoll-oled-funduino-1725328.png?v=1791493531"},{"product_id":"anschlussterminal-mit-schraubklemmen-fur-temperatursensor-ds18b20","title":"Connection terminal for DS18B20 - screw terminals, 3-pole","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eTerminal with screw terminals for temperature sensors\u003c\/li\u003e \u003cli\u003eThree separate pairs of terminals for positive, negative, and signal lines\u003c\/li\u003e \u003cli\u003eCan be mounted on a DIN rail or with screws on an equipment carrier\u003c\/li\u003e \u003cli\u003eSecure clamping contact through spring-loaded tension clamps\u003c\/li\u003e \u003cli\u003eNo latching or lever required, screw-only design\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe terminal with screw terminals connects temperature sensors or similar measuring devices easily and securely to higher-level controllers or evaluation systems. Each terminal package accommodates one line separately, thereby maintaining signal separation over longer cable runs.\u003c\/p\u003e \u003cp\u003eThe separate terminal arrangement for positive, negative, and signal lines prevents wiring errors through clear physical separation. The spring-loaded tension clamps secure the contact without moving levers or locking mechanisms, avoiding wear and ensuring a reliable connection even under vibration.\u003c\/p\u003e \u003cp\u003eThe terminal is used wherever sensors need to be connected to central acquisition devices over greater distances. Laboratory setups with multiple sensors can be wired clearly by assigning each sensor its own pair of terminals. The standardized arrangement also provides quick orientation when installed on control panels or in distribution boxes. At decentralized measuring points, a single terminal can serve as the main connection point into which multiple sensor lines are routed.\u003c\/p\u003e \u003cp\u003eThe terminal is within reach of common DIN rail devices or can be mounted on any flat carrier using the mounting holes. The screw terminals accommodate stranded wire cross-sections of approximately 0.5 to 2.5 square millimeters. If shielded cables are used, the shield should also have a dedicated terminal, which is not necessary when a separate ground line is used instead.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThis terminal is intended exclusively for building prototypes and for testing and development purposes. Work on or near electrical installations must be carried out by qualified electricians; if in doubt, consult a qualified electrician before commissioning. Check the correct polarity before connecting sensors.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x Terminal with screw terminals for DS18B20 temperature sensor\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997813973341,"sku":"F23106304","price":2.09,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/anschlussterminal-mit-schraubklemmen-fuer-temperatursensor-ds18b20-funduino-6093486.png?v=1791493985"},{"product_id":"attiny88-entwicklungsboard-kompatibel-zu-nano-r3","title":"ATtiny88 development board - Arduino Nano R3 compatible, 5 V","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDevelopment board with ATtiny88 microcontroller, pin-compatible with Arduino NANO R3\u003c\/li\u003e \u003cli\u003e32 kB flash memory, 2 kB RAM, 1 kB EEPROM\u003c\/li\u003e \u003cli\u003e8 MHz crystal oscillator for stable clocking\u003c\/li\u003e \u003cli\u003eUSB-to-serial converter (CH340G) for direct programming via standard USB cable\u003c\/li\u003e \u003cli\u003eAll 14 digital pins and 8 analog inputs on standard pin headers\u003c\/li\u003e \u003cli\u003eLow operating voltage of 5 V with onboard regulator\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThis development board integrates an ATtiny88 microcontroller in the form factor of an Arduino NANO R3, allowing it to fit into existing setups without modifications. It can be plugged directly into breadboards or Arduino shields.\u003c\/p\u003e \u003cp\u003eThe memory comprises 32 kB of flash for program code, 2 kB of RAM for runtime data, and 1 kB of EEPROM for persistent values. The integrated CH340G converter enables programming via a standard USB cable without external adapters. The 8 MHz crystal ensures precise timing for real-time applications.\u003c\/p\u003e \u003cp\u003eWith 14 digital pins and eight analog inputs, the board covers typical sensor and actuator projects. It is powered via the USB port with 5 V and requires no external power supply. The ATtiny88's low power consumption makes it suitable for battery-powered applications, such as portable measuring instruments or wireless nodes.\u003c\/p\u003e \u003cp\u003eThe board can be programmed with the standard Arduino IDE once the ATtiny board definition has been installed. At the same time, all mechanical dimensions and pin positions match Arduino shields designed for the NANO R3. A computer USB port or a 5 V power supply is sufficient for operation.\u003c\/p\u003e \u003ch3\u003eSafety Information\u003c\/h3\u003e \u003cp\u003eThis board is intended exclusively for building prototypes and for testing and development purposes, and is not suitable for installation in the household mains circuit. It operates with 5 V logic levels, which require a level shifter when connected to 3.3 V systems. Work on or near electrical installations is reserved for qualified electricians; if anything is unclear before commissioning, consult a qualified electrician.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x ATtiny88 development board - compatible with NANO R3 (unsoldered, pin headers included)\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997814038877,"sku":"F23107087","price":4.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/attiny88-entwicklungsboard-kompatibel-zu-nano-r3-funduino-1124197.jpg?v=1791493985"},{"product_id":"stereo-mischerplatine-3-5-mm-2-eingange-4-ausgange","title":"3.5 mm stereo mixer board - 2 inputs, 4 outputs, passive","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eStereo mixer for audio sources with 3.5 mm jack output\u003c\/li\u003e \u003cli\u003eTwo balanced inputs for line-level signal sources\u003c\/li\u003e \u003cli\u003eFour separate outputs for flexible routing options\u003c\/li\u003e \u003cli\u003ePassive circuitry without an external power supply\u003c\/li\u003e \u003cli\u003eCompact board size for installation in enclosures or mobile applications\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThis stereo mixer board combines two audio sources via 3.5 mm jack plugs. The device operates on the summing principle, with both input signals mixed at adjustable levels. The passive design requires no external power supply, simplifying setup and operation.\u003c\/p\u003e \u003cp\u003eThe four separate outputs enable different configurations, parallel amplification of the summed signal, separate output by input, or individual routing to various audio devices. This makes the board suitable for flexible audio routing in projects where multiple devices are connected to the mixing stage.\u003c\/p\u003e \u003cp\u003eTypical applications include mobile sound systems, where two audio sources, such as a speech input and music playback, need to be mixed, as well as development projects for audio processing in which different level combinations are tested. The board also provides a practical solution for connecting multiple audio devices with limited inputs.\u003c\/p\u003e \u003cp\u003e3.5 mm jack plugs and suitable audio cables are required for operation. The board provides line-level signals and is not designed for direct connection to headphones or speaker amplifiers; instead, it serves as a mixing stage in the signal path. Users should check the input levels to prevent clipping.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eThis module is intended exclusively for building prototypes and for testing and development purposes. It is not intended for installation in household electrical circuits. If anything is unclear before commissioning, consult a qualified electrician.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x Stereo mixer board 3.5 mm - 2 inputs, 4 outputs\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997814137181,"sku":"F23107708","price":23.52,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/stereo-mischerplatine-35-mm-2-eingaenge-4-ausgaenge-funduino-6984701.jpg?v=1791474009"},{"product_id":"servomotor-typ-es08maii-es08ma2-vgl-mit-emax","title":"ES08MAII servo motor - 1.8 kg·cm, 3.3-6 V, 9 g","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eMiniature servo motor with plastic gears for control tasks in model making and robotics projects\u003c\/li\u003e \u003cli\u003eTorque 1.8 kg·cm at 4.8 V\u003c\/li\u003e \u003cli\u003eOperating voltage 3.3 to 6 V\u003c\/li\u003e \u003cli\u003eTravel time 60° in approximately 0.1 seconds\u003c\/li\u003e \u003cli\u003eControl via PWM signal (1000 to 2000 microseconds)\u003c\/li\u003e \u003cli\u003eDimensions 23 * 12 * 29 mm, weight approximately 9 grams\u003c\/li\u003e \u003cli\u003ePlastic gears and metal shaft, standard 3-pin connector\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThis servo motor controls movement sequences in compact applications where space is limited while fast, precise positioning commands are required. A plastic gear train converts the motor's power into torque, while the internal electronics receive PWM signals and independently regulate the position.\u003c\/p\u003e \u003cp\u003eThe device operates across a voltage range of 3.3 to 6 V and can therefore be connected directly to microcontroller boards without additional level shifting. The PWM pulse length between 1000 and 2000 microseconds sets the desired angular position; at 1500 microseconds, the shaft is in the center position. A single servo requires only three wires: power, ground, and control signal.\u003c\/p\u003e \u003cp\u003eApplications range from model aircraft and small robot gripper arms to camera pan mechanisms in surveillance setups. The low weight of approximately 9 grams and compact external dimensions also enable assemblies with multiple units. The available torque of 1.8 kg·cm is fully sufficient for propeller adjustment, steering servo functions, or opening and closing mechanisms.\u003c\/p\u003e \u003cp\u003eA power source capable of supplying the required current peaks is necessary, typically a charged battery pack or a regulated power supply rated at approximately 1 A or more. PWM control requires an output with variable pulse duration, which common microcontrollers provide. The servo reaches approximately 60 degrees in 0.1 seconds; this design is not intended for precision applications requiring accuracy to tenths of a degree.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eMoving parts can cause pinching or apply torque without warning; keep hands and long hair away during operation. This device is intended exclusively for prototypes, model making, and development purposes and is not suitable for installation in household systems.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x servo motor type ES08MAII, ES08MA2, comparable to EMAX\u003c\/li\u003e \u003cli\u003e4x control horns \u0026amp; mounting screws\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997814530397,"sku":"F23106821","price":7.7,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/servomotor-typ-es08maii-es08ma2-vgl-mit-emax-funduino-2050997.png?v=1791494643"},{"product_id":"mq-5-sensor-fur-lpg-und-andere-naturliche-gase","title":"MQ-5 gas sensor - LPG and natural gas, 200-10,000 ppm, 5 V","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eGas sensor for detecting liquefied petroleum gas and other hydrocarbons\u003c\/li\u003e \u003cli\u003eAnalog and digital outputs for direct integration into control systems\u003c\/li\u003e \u003cli\u003eMeasuring range: 200 to 10,000 ppm\u003c\/li\u003e \u003cli\u003eOperating voltage: 5 V\u003c\/li\u003e \u003cli\u003e60-second warm-up phase before reliable readings\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eA semiconductor gas sensor that analyzes the concentration of natural gases. The sensor chip changes its resistance depending on the gas concentration. An integrated amplifier converts this into two output signals: an analog voltage value and a digital signal via a comparator with an adjustable threshold. This allows gas measurements to be converted directly into alarms without external evaluation.\u003c\/p\u003e \u003cp\u003eThe measuring resolution in the range of 200 to 10,000 ppm is suitable for leak detection and gas warning devices in smaller areas, but is not sufficient for long-term monitoring of large rooms or for individual board calibration. The sensor requires a five-minute warm-up phase after being switched on; afterward, its sensitivity to humidity and temperature fluctuations decreases noticeably. The threshold can be adjusted using a precision potentiometer without tools.\u003c\/p\u003e \u003cp\u003eTypical applications include portable gas detection in workshops and warehouses, monitoring gas cylinder storage areas, and detecting leaks in pipelines. The sensor is also used for prototyping ventilation systems with automatic shutoff and in hazard detection projects.\u003c\/p\u003e \u003cp\u003eThe analog output voltage varies depending on the gas concentration and enables finer measurement resolution than the digital threshold alone. Connection is made via five pins to common microcontroller boards with 5 V logic. The sensor is supplied without a power supply or voltage regulator; a power supply capable of providing at least 200 mA must be provided separately. Operation in environments containing solvents or silicon dioxide aerosols reduces the service life.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eThe sensor is not suitable for monitoring indoor air in residential spaces or for inspecting the safety of gas installations in accordance with building regulations; certified measuring instruments are required for these purposes. The product is intended exclusively for prototyping and development purposes. Connections to existing gas supplies or measuring lines may only be carried out by a qualified electrician.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x MQ-5 - Sensor for LPG and other natural gases\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997817971037,"sku":"F23106848","price":2.6,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/mq-5-sensor-fuer-lpg-und-andere-natuerliche-gase-funduino-2960061.png?v=1791494008"},{"product_id":"gpio-schraubklemmen-erweiterungsboard-fur-raspberry-pi-pico","title":"GPIO expansion board - screw terminals, 40-pin, for Raspberry Pi Pico","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eExpansion board for single-board computers with GPIO connections\u003c\/li\u003e \u003cli\u003e40-pin header for direct connection to the GPIO header\u003c\/li\u003e \u003cli\u003eScrew terminals for secure, solder-free wire connections\u003c\/li\u003e \u003cli\u003eUp to 28 GPIO pins can be used\u003c\/li\u003e \u003cli\u003eSimple signal pass-through without changing functionality\u003c\/li\u003e \u003cli\u003eBoard with labels for pin numbers and functions\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThis expansion board brings the GPIO connections of a single-board computer to easily accessible screw terminals. The 40-pin header plugs into the board's GPIO header and passes through all available signals without changing or amplifying them. This allows external components and circuits to be connected more quickly and without soldering.\u003c\/p\u003e \u003cp\u003eThe screw terminals allow wires or cables to be securely attached and replaced just as quickly when needed. The board typically includes terminals for the 3.3 V and 5 V supply voltages as well as ground, and distributes the GPIO pins in a structured arrangement across several rows. All 40 positions are usually populated, with around 28 typically available as freely usable digital or analog inputs and outputs.\u003c\/p\u003e \u003cp\u003eThe board is useful wherever prototypes are built and quick changes are practical, such as in test circuits for sensors, motors, or relays. Permanent screw-terminal wiring makes modifications considerably less complicated than soldered wiring. Since the board only distributes the GPIO signals and does not process them, all GPIO functions such as PWM, SPI, or I2C can be used unchanged.\u003c\/p\u003e \u003cp\u003eThe board plugs into the GPIO header of the single-board computer and requires no external power supply. The computer's own power supply must be ensured for the complete circuit. The maximum load per GPIO pin is typically 16 milliamperes; anyone wishing to switch higher loads requires separate driver modules or relay boards.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eAvoid damaging the GPIO pins when plugging in the board; the connector and header must be aligned exactly. The board is intended exclusively for building prototypes and for testing and development purposes. Work on or near electrical installations is reserved for qualified electricians; if anything is unclear, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x GPIO expansion board for Raspberry Pi Pico\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997818167645,"sku":"F23107761","price":24.87,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/gpio-schraubklemmen-erweiterungsboard-fuer-raspberry-pi-pico-funduino-6269842.png?v=1791474057"},{"product_id":"lithiumbatterie-schutzplatine-lademodul-bms-1s-3-7-v-4a-fur-18650-lipo-li-ionen","title":"BMS 1S protection board - charging module for 3.7 V Li-ion, 3 A","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eProtection board for lithium-ion batteries with integrated charging function, 1-cell design\u003c\/li\u003e \u003cli\u003eVoltage range from 2.5 V to 4.2 V\u003c\/li\u003e \u003cli\u003eOvercharge protection, over-discharge protection and short-circuit protection\u003c\/li\u003e \u003cli\u003eCharging current up to 3 A\u003c\/li\u003e \u003cli\u003eIntegrated battery management system chip for automatic protection functions\u003c\/li\u003e \u003cli\u003eCompact board with solderable connections for direct cell connection\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThis protection board with charging module controls the operation of single-cell lithium-ion batteries. The integrated battery management system (BMS) continuously monitors the cell voltage and interrupts charging and discharging processes when critical limits are reached to prevent damage or fires.\u003c\/p\u003e \u003cp\u003eThe charging circuit accepts inputs from 5 V to 12 V and charges the cell with up to 3 A. Overcharging is prevented at 4.2 V, while deep discharge below 2.5 V is blocked. In the event of a short circuit, the board immediately disconnects the cell. These automatic protection functions relieve the user of the need for constant monitoring.\u003c\/p\u003e \u003cp\u003eThe module is suitable for use in portable devices such as LED flashlights, wireless headphones or emergency power banks, where safe cell charging without external control electronics is required. It is also suitable for DIY projects with individual 18650 cells or similar formats, provided they are soldered directly to the board.\u003c\/p\u003e \u003cp\u003eOperation requires a compatible lithium-ion cell in 18650, 21700 or a similar format, as well as a power source between 5 V and 12 V for charging. The board does not provide a mechanical holder; soldering is required for assembly. If you have questions about integrating it into existing systems, consult a qualified electrician.\u003c\/p\u003e \u003ch3\u003eSafety Information\u003c\/h3\u003e \u003cp\u003eLithium-ion cells can catch fire or explode if damaged, overcharged or short-circuited. This board is intended exclusively for building prototypes and for testing and development purposes and is not suitable for installation in the household power circuit. Work on or near electrical installations must be carried out by qualified electricians; consult a qualified electrician before commissioning if anything is unclear.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x Lithium battery protection board charging module BMS 1S 3.7 V 4A for 18650 LiPo lithium-ion\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997820068189,"sku":"F23108292","price":1.28,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/lithiumbatterie-schutzplatine-lademodul-bms-1s-37-v-4a-fuer-18650-lipo-li-ionen-funduino-9370893.png?v=1791494678"},{"product_id":"attiny85-mikrocontroller-mit-usb-schnittstelle","title":"ATtiny85 microcontroller - USB, 6 I\/O pins, 16 MHz","description":"\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003ecompact microcontroller with 6 digital I\/O pins\u003c\/li\u003e \u003cli\u003eUSB power supply possible\u003c\/li\u003e \u003cli\u003ewith 8 KB memory\u003c\/li\u003e \u003cli\u003esupports SPI and I2C\u003c\/li\u003e \u003cli\u003ewith POWER and SIGNAL LEDs\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDigital I\/O pins: 6\u003c\/li\u003e \u003cli\u003eof which support PWM: 3\u003c\/li\u003e \u003cli\u003eAnalog inputs: 4\u003c\/li\u003e \u003cli\u003eClock speed: 16 MHz\u003c\/li\u003e \u003cli\u003eBits: 8\u003c\/li\u003e \u003cli\u003ePower supply: 3.3~5V\u003c\/li\u003e \u003cli\u003eSPI and I2C interface supported\u003c\/li\u003e \u003cli\u003ePower consumption (active): ~300uA \u003c\/li\u003e \u003cli\u003ePower consumption (sleep mode): ~0.1uA\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eHelpful links:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003ca href=\"https:\/\/www.mouser.de\/datasheet\/2\/268\/atmel-2586-avr-8-bit-microcontroller-attiny25-atti-1180692.pdf\" target=\"_blank\" data-link-type=\"external\" data-type=\"linkpicker\"\u003eDatasheet (mouser.de) \u003c\/a\u003e\u003c\/li\u003e \u003cli\u003e\u003ca href=\"https:\/\/www.heise.de\/ct\/artikel\/Erste-Schritte-mit-den-Mikrocontrollern-ATtiny84-und-85-4399393.html\" target=\"_blank\" data-link-type=\"external\" data-type=\"linkpicker\"\u003eInstructions (heise.de)\u003c\/a\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eScope of delivery:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e1x ATTiny85 microcontroller with USB interface\u003c\/li\u003e \u003cli\u003e1x pin header\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997820100957,"sku":"F23107020","price":5.44,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/attiny85-mikrocontroller-mit-usb-schnittstelle-funduino-9464439.png?v=1791494673"},{"product_id":"tft-lcd-display-2-2-320-x-240-pixel-rgb-farbdisplay","title":"2.2-inch TFT display - 320 x 240 pixels, ILI9341, parallel","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eTFT LCD display with a 2.2-inch diagonal and 320*240 pixels in RGB color\u003c\/li\u003e \u003cli\u003eParallel interface for 8-bit or 16-bit data transmission\u003c\/li\u003e \u003cli\u003eOperating voltage of 3.3 V or 5 V depending on the variant\u003c\/li\u003e \u003cli\u003eTouch panel available as an option\u003c\/li\u003e \u003cli\u003eILI9341 driver IC on board\u003c\/li\u003e \u003cli\u003eMaximum resolution of 320*240 at a 60 Hz refresh rate\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe TFT LCD display provides 2.2 inches of color for measurement displays, menus, and status information. The resolution of 320*240 pixels is sufficient for graphical user interfaces in compact devices, but becomes limiting for fine details or small font sizes below approximately 8 points.\u003c\/p\u003e \u003cp\u003eThe display is controlled via the parallel 8-bit or 16-bit interface, which transfers data significantly faster than I2C or SPI. The integrated ILI9341 driver IC handles pixel management. The power supply is 3.3 V or 5 V depending on the model variant; when mixing these voltage levels, a level shifter between the signal lines and the 3.3 V display is required.\u003c\/p\u003e \u003cp\u003eThe display is suitable for dashboard displays in measurement projects, small measurement interfaces, control menus in robotics projects, or configuration displays for data loggers. A specific application example is displaying temperature and humidity in a weather station with icons and numerical values.\u003c\/p\u003e \u003cp\u003eIn addition to the display, operation requires a microcontroller board (Arduino, STM32, or similar), connection cables, and a power supply. A resistive touch panel is optionally available, enabling finger input. The circuit setup is complex because all eight or sixteen data lines, plus the control signals, must be wired.\u003c\/p\u003e \u003ch3\u003eSafety Information\u003c\/h3\u003e \u003cp\u003eThe display is intended exclusively for building prototypes and for testing and development purposes, and is not intended for installation in the household electrical circuit. Observe voltage compatibility between the display and the microcontroller board to avoid damage. If you have questions about integration into existing installations, consult a qualified electrician.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x\u0026nbsp;TFT LCD display, 2.2\", 320 x 240 pixels, RGB color display\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997822493021,"sku":"F23107311","price":12.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/tft-lcd-display-22-320-x-240-pixel-rgb-farbdisplay-funduino-4844868.png?v=1791494001"},{"product_id":"elektromotor-rs140-3v-6v-dc","title":"RS140 electric motor - 3-6 V DC, 8000 rpm, shaft Ø 2 mm","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDC motor for operation at either 3 V or 6 V\u003c\/li\u003e \u003cli\u003eSpeed of up to approximately 8000 rpm at 6 V, reduced at 3 V\u003c\/li\u003e \u003cli\u003eOutput shaft with a diameter of 2 mm\u003c\/li\u003e \u003cli\u003eMaximum current consumption of 0.5 A\u003c\/li\u003e \u003cli\u003eCompact design with a length of 28 mm\u003c\/li\u003e \u003cli\u003eTwo connection wires for direct power supply\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThis DC motor operates with a voltage of 3 or 6 volts and is powered directly via wire connections. Depending on the operating voltage, the speed varies from approximately 4000 revolutions per minute at 3 volts to just under 8000 at 6 volts. The higher voltage accelerates the motor without mechanical adjustment, but also allows it to be braked more quickly via a controller if required.\u003c\/p\u003e \u003cp\u003eThe motor draws a maximum of 0.5 amperes and is therefore suitable for battery and rechargeable battery power supplies as well as controller outputs with sufficient current capacity. The 2 mm output shaft fits common gearboxes and small gears. A reduction gearbox is required for higher torque or lower speeds.\u003c\/p\u003e \u003cp\u003eIn robot construction, the motor can drive small wheel or track mechanisms, for example. In model-making projects, it can be used to operate levers, rollers, or conveyor belts. It is also used in adjustable devices such as fans or mixers. For stationary applications with continuous loads, a power supply with sufficient capacity should be available.\u003c\/p\u003e \u003cp\u003eTo protect the power source and distribute power, the motor requires at least a simple on\/off switch or a PWM controller for variable-speed applications. To make it rotate, the supply voltage must be applied directly; separate control as used with stepper motors is not required. Reversing the polarity of the connection wires makes the motor rotate in the opposite direction.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eBefore connecting the motor, check that the operating voltage and available power supply are compatible. The motor is intended exclusively for building prototypes and for testing and development purposes, and is not suitable for installation in the household mains circuit. If you have questions about integrating it into larger systems or about safe power supply, consult a qualified electrician.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003eRS140 DC motor\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997822820701,"sku":"F23108319","price":2.23,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/elektromotor-rs140-3v-6v-dc-funduino-6577243.jpg?v=1791494679"},{"product_id":"ky-036-beruhrungssensor-metall-touchsensor-modul","title":"KY-036 touch sensor - metal touch sensor, 3.3-5 V","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eTouch sensor for detecting metal contact or skin contact\u003c\/li\u003e \u003cli\u003eAnalog output, digital output, and LED indicator\u003c\/li\u003e \u003cli\u003eSensitivity adjustable via potentiometer\u003c\/li\u003e \u003cli\u003eOperating voltage 3.3 to 5 V\u003c\/li\u003e \u003cli\u003eI2C-compatible outputs for operating multiple units on one bus\u003c\/li\u003e \u003cli\u003eCompact design for soldering onto a circuit board or prototyping board\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eA capacitive touch sensor detects metal contact or the approach of a hand without requiring a mechanical button to be pressed. The module uses a coplanar plate as the sensor and outputs the measured result both as an analog voltage value and via a digital switching contact.\u003c\/p\u003e \u003cp\u003eThe sensitivity can be adjusted using the built-in potentiometer to minimize false triggers. The integrated LED provides a visual indication of the trigger status. The two independent outputs allow analog and digital processing to operate in parallel.\u003c\/p\u003e \u003cp\u003eTouch switches for lamps or music players are the classic application. The sensor is also suitable for integration into control panel prototypes in home automation, and is often used in educational projects for capacitive detection of metal surfaces. Detecting a hand near a hotplate or monitoring the fill level of a metal container are other specific scenarios.\u003c\/p\u003e \u003cp\u003eThe sensor operates on between 3.3 and 5 V, making it suitable for common microcontroller boards ranging from single-board computers to conventional development boards. The digital and analog outputs can be connected directly. Calibration is not required; the potentiometer is adjusted manually during test operation.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eThe sensor is not intended for use as a mechanical replacement for safety switches. The module is intended exclusively for building prototypes and for testing and development purposes. Work on or near electrical installations must be performed by qualified electricians; if in doubt, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x KY-036 - Touch Sensor, Metal Touch Sensor Module\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997823344989,"sku":"F23106519","price":1.72,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/ky-036-beruehrungssensor-metall-touchsensor-modul-funduino-6387672.png?v=1791493581"},{"product_id":"step-up-spannungswandler-0-9v-zu-5v","title":"Step-up voltage converter - 0.9-5 V to 5 V, 600 mA","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eVoltage converter for generating a 5 V output voltage from inputs of 0.9 to 5 V\u003c\/li\u003e \u003cli\u003eOutput power up to 600 mA\u003c\/li\u003e \u003cli\u003eFixed-voltage regulator without external adjustment components\u003c\/li\u003e \u003cli\u003eInput voltage 0.9 to 5 V\u003c\/li\u003e \u003cli\u003eRegulated 5 V output voltage\u003c\/li\u003e \u003cli\u003eBoard connector for easy expansion\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eA step-up voltage converter generates the regulated 5 V that many sensors and microcontroller boards require from a low input voltage. The module uses a switching regulator topology to boost voltages from 0.9 V while keeping the output voltage constant. The input voltage can range from 0.9 to 5 V, while the output voltage remains buffered at 5 V regardless of the input voltage. The maximum available current is 600 mA, which is sufficient for many applications.\u003c\/p\u003e \u003cp\u003eThis module is used wherever weak power sources such as battery packs, energy harvesting systems, or low-voltage USB inputs need to supply power. A typical scenario is operating sensors or small controllers from two AA cells, whose voltage decreases over time but which need to provide a constant 5 V. The converter compensates for these fluctuations and reliably supplies the required operating voltage without requiring external capacitors or resistors to be calibrated.\u003c\/p\u003e \u003cp\u003eThe output voltage is internally calibrated to 5 V and cannot be changed. This module is not designed for loads exceeding 600 mA. Operation requires a regulated input voltage source and an input capacitor for interference suppression; details can be found in the module's circuit diagram. If the output load is less than 100 mA, the converter offers particularly stable operation.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThis module is not intended for installation in household electrical circuits. It is intended exclusively for building prototypes and for testing and development purposes. Work on or immediately next to electrical installations is reserved for qualified electricians; if you are unsure about the power supply or circuit, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x Step-up voltage converter - 0.9V to 5V\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997824131421,"sku":"F23108605","price":1.59,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/step-up-spannungswandler-09v-zu-5v-funduino-5741580.png?v=1791493591"},{"product_id":"gy-61-adxl335-3-achsen-beschleunigungssensor","title":"GY-61 accelerometer - ADXL335, 3 axes, ± 3 g","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eThree-axis accelerometer that measures movement in all spatial directions\u003c\/li\u003e \u003cli\u003eMeasurement range +\/- 3 g, resolution approximately 3 mV\/g\u003c\/li\u003e \u003cli\u003eAnalog outputs enable direct acquisition via ADC\u003c\/li\u003e \u003cli\u003eOperating voltage 2.4 to 3.6 V\u003c\/li\u003e \u003cli\u003eCompact design, 16-pin IC with carrier\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe accelerometer detects movement in all three spatial directions simultaneously. The module uses the ADXL335 sensor, whose piezoelectric measurement principle converts acceleration along the X, Y, and Z axes into proportional voltages. Three analog outputs provide continuous values that can be read via the ADC inputs of a microcontroller board or single-board computer.\u003c\/p\u003e \u003cp\u003eWith a measurement range of +\/- 3 g, the sensor is suitable for detecting everyday movements, free falls, and light impacts. The resolution of approximately 3 mV per g enables sufficient differentiation at moderate accelerations. The sensor is not suitable for higher G-forces.\u003c\/p\u003e \u003cp\u003eApplications range from motion detection in mobile devices and orientation detection in robots to vibration measurement on machines. A tilt angle can be calculated from the static accelerations along the axes, for example, to monitor the orientation of a model.\u003c\/p\u003e \u003cp\u003eThe operating voltage of 2.4 to 3.6 V requires a stable power supply in the 3.3 V range; direct connection to 5 V logic is not possible and would damage the IC. Evaluation requires a development board with ADC channels and a corresponding control routine. The sensor must be protected against electrostatic discharge and requires calibration to the zero point of each axis before use.\u003c\/p\u003e \u003ch3\u003eSafety Information\u003c\/h3\u003e \u003cp\u003eThe module is sensitive to electrostatic discharge; anti-static precautions are required before handling. The product is intended exclusively for building prototypes and for testing and development purposes and is not suitable for use in safety-critical applications.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x GY-61, ADXL335 3-axis accelerometer with soldered pin header\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997824196957,"sku":"F23106778","price":7.09,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/gy-61-adxl335-3-achsen-beschleunigungssensor-funduino-9173301.png?v=1791494679"},{"product_id":"wifi-wlan-antenne-mit-adapter-ipx-zu-sma-2-4-ghz-5-8-ghz","title":"Wi-Fi antenna 5 dBi - 2.4 and 5 GHz, with IPX and SMA adapter","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eWi-Fi antenna for 2.4 and 5 GHz with IPX and SMA adapters\u003c\/li\u003e \u003cli\u003eAntenna gain of 5 dBi\u003c\/li\u003e \u003cli\u003eOmnidirectional radiation pattern\u003c\/li\u003e \u003cli\u003eTwo adapter cables for flexible installation\u003c\/li\u003e \u003cli\u003eCompact design for enclosure and PCB mounting\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThis Wi-Fi antenna covers both frequency bands, enabling flexible wireless connections in the 2.4 GHz and 5 GHz ranges. The antenna gain of 5 dBi ensures reliable range without comparatively long radiators. The omnidirectional radiation does not direct the wireless connection in a specific direction, making antennas of this design ideal for all-around coverage in rooms and on devices with changing orientations.\u003c\/p\u003e \u003cp\u003eThe scope of delivery includes two adapter cables. The IPX cable connects the antenna to modules that use this compact-style socket, while the SMA cable fits the standard, widely used SMA socket. This allows adaptation to different wireless modules without replacing the antenna itself. Its short physical antenna length makes it ideal for installation inside enclosures where space is limited.\u003c\/p\u003e \u003cp\u003eApplications include IoT projects with Wi-Fi-enabled modules, wireless link test setups, and device upgrades when existing antennas do not provide sufficient range. In indoor environments with several wireless devices in different orientations, connection quality particularly benefits from the omnidirectional characteristic.\u003c\/p\u003e \u003cp\u003eA wireless module with an IPX or SMA socket is required. Check which of the two interfaces is compatible before connecting the antenna so that the appropriate adapter cable can be used. The antenna does not require any additional power supply.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eWhen connecting the antenna, ensure correct polarity and secure locking of the connector to prevent damage. This product is intended exclusively for building prototypes and for testing and development purposes. When working on or near the wireless system, or if you are unsure about correct integration, consult a qualified electrician.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cp\u003eApplications include IoT projects with Wi-Fi-enabled modules, wireless link test setups, and device upgrades when existing antennas do not provide sufficient range. In indoor environments with several wireless devices in different orientations, connection quality particularly benefits from the omnidirectional characteristic.\u003c\/p\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997824328029,"sku":"F23107489","price":3.01,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/wifi-wlan-antenne-mit-adapter-ipx-zu-sma-24-ghz58-ghz-funduino-9260182.png?v=1791494019"},{"product_id":"mq-9-sensor-fur-kohlenmonoxid-und-brennbare-gase","title":"MQ-9 gas sensor - carbon monoxide and flammable gases, 5 V","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eSensor for carbon monoxide and combustible gases with analog output signal\u003c\/li\u003e \u003cli\u003eMeasuring range: 10 to 1000 ppm for CO, 100 to 10000 ppm for combustible gases\u003c\/li\u003e \u003cli\u003eOperating voltage: 5 V, current consumption approximately 150 mA\u003c\/li\u003e \u003cli\u003eAnalog output: 0 to 5 V via RL resistor (typically 10 kOhm)\u003c\/li\u003e \u003cli\u003eWarm-up time approximately 20 seconds, calibration in fresh air required\u003c\/li\u003e \u003cli\u003eSemiconductor detector with heating element, long service life without wear parts\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe sensor detects carbon monoxide in the air as well as combustible gases and outputs the concentration as a voltage signal. Within approximately 20 seconds after switching on, the sensing element reaches its operating temperature. The output signal is then 0 to 5 volts, with higher voltages indicating higher gas concentrations.\u003c\/p\u003e \u003cp\u003eThe detector uses a semiconductor element whose conductivity changes when it comes into contact with gases. An integrated heating element keeps the sensing point at a constant temperature. Since no chemical reactants are consumed, regular sensor replacement is not required. The output signal is adjusted via an external load resistor (approximately 10 kOhm) and can be connected directly to analog-to-digital converters of microcontrollers or single-board computers.\u003c\/p\u003e \u003cp\u003eThe sensor is suitable for warning devices in garages and workshops, portable CO detectors, monitoring in ventilation systems, or laboratory measurements during the development of fuel-powered prototypes. In environments containing other gases or vapors, the measured values may be affected; therefore, the application must be adapted to the specific use case.\u003c\/p\u003e \u003cp\u003eThe sensor requires a stable 5 V power supply with sufficient current capacity. Before the first measurement, it must be calibrated in fresh air by recording the output voltage value under known air-quality conditions. The measured values are not linear across the entire range but follow a logarithmic characteristic curve, so a characteristic-curve table or calibration procedure is required.\u003c\/p\u003e \u003ch3\u003eSafety notice\u003c\/h3\u003e \u003cp\u003eThe sensor is intended exclusively for building prototypes and for testing and development purposes and is not suitable as a replacement for approved gas detection systems. For measurement tasks that affect personal safety, the determined values must be checked by a qualified electrician. The sensor is not intended for direct installation in household electrical circuits.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x MQ-9 - sensor for carbon monoxide and combustible gases\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997824917853,"sku":"F23108555","price":3.33,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/mq-9-sensor-fuer-kohlenmonoxid-und-brennbare-gase-funduino-2531664.png?v=1791493594"},{"product_id":"velox-t-motor-kv2550-v2-v2207-4s-brushless-motor-fur-fpv-racing-eisblau","title":"T-Motor Velox V2207 V2 brushless motor - 2550 KV, 4S, ice blue","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eBrushless electric motor for lightweight model aircraft and multicopters\u003c\/li\u003e \u003cli\u003eRated voltage 14.8 V (4S lithium-polymer battery)\u003c\/li\u003e \u003cli\u003eSpeed constant 2550 KV, maximum speed approximately 37,700 revolutions per minute\u003c\/li\u003e \u003cli\u003e2207 design with a stator weight of approximately 28 grams\u003c\/li\u003e \u003cli\u003eConnected via three windings to an electronic speed controller\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThis 2207 brushless motor is designed to power lightweight model aircraft. The rated voltage of 14.8 V corresponds to a four-cell lithium-polymer battery, as commonly used in multicopters and drones. With a speed constant of 2550 KV, the motor reaches approximately 37,700 revolutions per minute at this voltage, making it suitable for propeller-driven systems with small to medium-sized rotors.\u003c\/p\u003e \u003cp\u003eThe motor's winding design requires an electronic speed controller (ESC) that generates the three-phase alternating voltage and regulates the speed. The motor does not require a separate controller in the conventional sense; instead, it is connected directly to the ESC board via the three connections. Mechanically, the motor has compact dimensions and weighs approximately 28 grams, which is crucial for flight applications.\u003c\/p\u003e \u003cp\u003eTypical applications include building racing drones, photography multicopters, and experimental model aircraft. In lightweight test platforms with a suitably sized battery and propeller, the system achieves good climb performance and responsiveness.\u003c\/p\u003e \u003cp\u003eA suitable lithium-polymer battery system with at least four cells, a compatible electronic speed controller with an appropriate current rating, and a propeller selected to match the motor's weight are required. The motor is supplied without a controller, battery, or mounting hardware.\u003c\/p\u003e \u003ch3\u003eSafety notice\u003c\/h3\u003e \u003cp\u003eThis motor is not intended for connection to the household power supply and is intended solely for assembly, testing, and development purposes. Work on or in the immediate vicinity of the power supply must be performed by qualified electricians; if in doubt, consult a qualified electrician before commissioning. The motor reaches high speeds. During operation, keep hands, hair, and loose objects away from the propeller.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x Velox T-Motor KV2550 V2 V2207, 4S Brushless Motor, for FPV racing drones - Ice Blue\u003c\/li\u003e \u003cli\u003eincl. screws\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997825081693,"sku":"F23109281","price":27.05,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/velox-t-motor-kv2550-v2-v2207-4s-brushless-motor-fuer-fpv-racing-eisblau-funduino-8019701.png?v=1791497777"},{"product_id":"tec1-12704-thermoelektrisches-peltierelement-48w-40x40mmx4mm","title":"TEC1-12704 Peltier element - 48 W, 12 V, 40 x 40 x 4 mm","description":"\u003cp\u003e\u003cstrong\u003eOverview:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eDepending on the polarity, Peltier elements generate heat or cold.\u003c\/li\u003e \u003cli\u003eThe element consists of semiconductor material embedded between ceramic plates.\u003c\/li\u003e \u003cli\u003eThese elements must be used together with a heat sink to prevent overheating and burns.\u003c\/li\u003e \u003cli\u003eChip model: TEC1–12704\u003c\/li\u003e \u003cli\u003eSize: 40 mm x 40 mm x 4 mm\u003c\/li\u003e \u003cli\u003ePower supply: \u003cspan\u003eDC12V\u003c\/span\u003e\n\u003c\/li\u003e \u003cli\u003eMaximum current: 4A\u003c\/li\u003e \u003cli\u003eCooling capacity: max. 48 W\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eHelpful links:\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003ehttps:\/\/www.everredtronics.com\/thermoelectric.TEC1.html\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eScope of delivery: \u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e1x TEC1-12704 Thermoelectric Peltier element\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997825179997,"sku":"F25110711","price":4.22,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/tec1-12704-thermoelektrisches-peltierelement-48w-40x40mmx4mm-funduino-2177110.png?v=1791494022"},{"product_id":"konstantstrom-konstantspannung-stepdown-xl4005-5a-dc-dc-einstellbar","title":"XL4005 step-down converter - 5-32 V to 0.8-30 V, adjustable up to 5 A","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eSwitching regulator for direct current with constant-current and constant-voltage operating modes, 5 A maximum output current\u003c\/li\u003e \u003cli\u003eInput voltage range 5–32 V, continuously adjustable output voltage from 0.8–30 V\u003c\/li\u003e \u003cli\u003ePowerful high-frequency switching regulator for continuous and pulsed loads\u003c\/li\u003e \u003cli\u003eCompact modules with IC already installed, requiring only a few external components\u003c\/li\u003e \u003cli\u003eSmall circuit board with screw terminals for secure wiring\u003c\/li\u003e \u003cli\u003eEfficiency of over 90 percent in the typical operating range\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThis switching regulator efficiently converts higher input voltages into stabilized lower output voltages and allows a choice between two operating modes. In constant-voltage mode, it supplies a regulated voltage that can be adjusted via a potentiometer or external signals; in constant-current mode, it limits the current flow to a fixed set value. With maximum output currents of up to 5 A, the module is suitable for more demanding applications than simple linear regulators.\u003c\/p\u003e \u003cp\u003eThe XL4005 switching regulator operates at a switching frequency of approximately 150 kHz and uses high-frequency pulse-width modulation for voltage regulation. This enables high efficiency and lower heat generation than linear circuits. Continuously adjusting the output voltage via a voltage-divider potentiometer provides complete control over the output level.\u003c\/p\u003e \u003cp\u003eThe module can be used for charging lithium-ion batteries in constant-current mode, for stabilized power supply to LED strips and light-emitting actuators, and for prototype power supplies for systems with variable or dynamic current requirements. The regulator can also be used as a laboratory-controlled current source for test measurements or as charging electronics in self-sufficient energy systems.\u003c\/p\u003e \u003cp\u003eOperation requires an input voltage source in the range of 5 to 32 V. The output current and output voltage are defined by external resistors or the potentiometer, respectively. The parameters to be set can be calculated from the XL4005 IC datasheet. Ensure correct polarity when assembling the circuit.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThe input voltage must be between 5 and 32 V DC. Incorrect polarity will permanently damage the module. The device is intended exclusively for building prototypes and for testing and development purposes and is not suitable for installation in the household power circuit. Work on or near electrical installations must be carried out by qualified electricians; if in doubt, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003ePackage contents\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x Constant-current \/ constant-voltage step-down XL4005 5A DC-DC adjustable\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997825573213,"sku":"F23105924","price":4.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/konstantstrom-konstantspannung-stepdown-xl4005-5a-dc-dc-einstellbar-funduino-8034504.png?v=1791493614"},{"product_id":"rad-felge-mit-gummilaufflache-fur-360-servos","title":"Wheel for 360° servo - rim with rubber tread, Ø 60 mm","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eRubber tread on a plastic rim, compatible with 360-degree servos\u003c\/li\u003e \u003cli\u003eDiameter 60 mm, width 9 mm\u003c\/li\u003e \u003cli\u003eEnhanced traction through a textured surface\u003c\/li\u003e \u003cli\u003eFor use in mobile robots and powered chassis\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe wheel with a rubber tread mounts onto servos that rotate continuously. The 60 mm diameter provides good traction for compact chassis. The textured rubber surface generates sufficient friction for reliable propulsion on various surfaces.\u003c\/p\u003e \u003cp\u003eWhen directly coupled to a 360-degree servo, the wheel requires no additional mounting beyond the standard servo interface. The 9 mm width fits common servo output shafts and allows for easy push-fitting or screw mounting. Whether used in a rolling robot or a smaller wheel-driven vehicle, this wheel provides the servo with direct power transmission to the driving surface.\u003c\/p\u003e \u003cp\u003eBuilding projects with multiple 360-degree servos is accelerated by the ready-made tread; an expensive gearbox is unnecessary, and the wheel reduces the load on the motor with direct surface grip. However, the limitations are clear, as very high torque, bumps, and lateral compression can damage the rubber structure. On level, moderate surfaces with typical robot weights, the wheel operates reliably.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThis component is intended exclusively for building prototypes and robot projects. Working on servo motors and their mounting requires care during mechanical assembly. Before commissioning, ensure that the wheel is securely attached and that there are no sharp edges or holes.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cp\u003e1x wheel \/ rim with rubber tread for 360° servos\u003c\/p\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997825638749,"sku":"F23105825","price":1.82,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/rad-felge-mit-gummilaufflaeche-fuer-360-servos-funduino-9529797.png?v=1791493596"},{"product_id":"w5500-spi-ethernet-modul-tcp-ip-kompatibel-mit-wiz820io","title":"W5500 Ethernet module - SPI, TCP\/IP in hardware, 3.3 V","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eEthernet module with W5500 chip and complete TCP\/IP protocol stack in hardware\u003c\/li\u003e \u003cli\u003eSPI interface up to 80 MHz, 32 KB transmit\/receive buffer\u003c\/li\u003e \u003cli\u003eRJ45 connector with integrated transformer, no additional network circuitry required\u003c\/li\u003e \u003cli\u003eOperating voltage 3.3 V\u003c\/li\u003e \u003cli\u003eCompatible with existing Ethernet plug-in module circuits\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe module connects a microcontroller wirelessly to an Ethernet network via the SPI interface. The W5500 chip implements the complete TCP\/IP protocol stack directly in hardware, so connection establishment, data acknowledgment, and packet retransmission are handled automatically without the microcontroller having to deal with them.\u003c\/p\u003e \u003cp\u003eThe chip independently handles all network and transport layer tasks. The microcontroller only sends and receives the actual application data via the SPI lines. Since the transformer is already installed on the module, no additional circuitry is required between the chip and the Ethernet jack.\u003c\/p\u003e \u003cp\u003eApplications include IoT devices, smart home systems, data loggers, and embedded web servers where sensors or switches report their values over the local network or the Internet. The module is mechanically and electrically compatible with circuits designed for comparable Ethernet modules.\u003c\/p\u003e \u003cp\u003eA microcontroller with an SPI interface and the appropriate Ethernet library for the development environment are required. A 3.3 V power supply must be ensured.\u003c\/p\u003e \u003ch3\u003eSafety Information\u003c\/h3\u003e \u003cp\u003eThe module is intended exclusively for building prototypes and for testing and development purposes and is not suitable for installation in the household electrical circuit. Work on or near electrical installations must be carried out by qualified electricians; if anything is unclear, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x W5500 SPI Ethernet Module - TCP\/IP, compatible with WIZ820io\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997825802589,"sku":"F23106688","price":8.19,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/w5500-spi-ethernet-modul-tcpip-kompatibel-mit-wiz820io-funduino-9367101.png?v=1791494687"},{"product_id":"grove-breakoutboard-mt3620","title":"Grove breakout board for MT3620 Mini Dev Board","description":"\u003ch2\u003eGrove - MT3620 Breakout Board\u003c\/h2\u003e \u003cp\u003eThis board is an expansion breakout board specially developed for the MT3620 Mini Dev Board. Both the Azure Sphere MT3620 Development Kit and the MT3620 Mini Dev Board actively use Microsoft Azure Sphere technology.\u003c\/p\u003e \u003cp\u003e\u003cspan\u003e\u003cstrong\u003eAzure Sphere\u003c\/strong\u003e is a general-purpose application platform with integrated communication and security features for devices connected to the Internet. It includes a secured, connected crossover microcontroller unit (MCU), a customized general-purpose Linux-based operating system (OS), and a cloud-based security service that provides continuous, renewable security.\u003c\/span\u003e\u003c\/p\u003e \u003cp\u003eThe MT3620 Grove Breakout enables the quick integration of sensor modules - SeeedStudio Groves - into a rapid prototyping application based on the MT3620 Mini Dev Board.\u003c\/p\u003e \u003cp\u003eSince the Azure Sphere SDK does not yet support the ADC on the MT3620, this breakout serves as an interface between the MT3620 I2C port and an external ADC. It provides a way to read analog data from the analog port. In addition to this analog port, the breakout features UART, SPI, I2C, and GPIO ports.\u003c\/p\u003e \u003ch3\u003eFeatures:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e12-bit ADC with I2C-compatible serial interface\u003c\/li\u003e \u003cli\u003e8 Grove connectors\u003c\/li\u003e \u003cli\u003e2 x UART\u003c\/li\u003e \u003cli\u003e2 x I2C\u003c\/li\u003e \u003cli\u003e2 x Analog\u003c\/li\u003e \u003cli\u003e2 x GPIO\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical details:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDimensions: 57mm x 52mm x 10mm\u003c\/li\u003e \u003cli\u003eWeight: 38.6 g\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eWhat is Grove?\u003c\/h3\u003e \u003cp\u003eGrove makes connecting and experimenting easier and simplifies the prototyping process. No jumpers or soldering are required. More than 300 Grove modules have been developed, covering a wide range of applications and meeting a variety of requirements. Not only the hardware but also the software is open source.\u003c\/p\u003e \u003ch3\u003ePackage contents:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e1 x Grove - Breakout (MT3620)\u003c\/li\u003e \u003cli\u003eGrove cable not included\u003c\/li\u003e \u003c\/ul\u003e","brand":"Seeedstudio","offers":[{"title":"Default Title","offer_id":65997827506525,"sku":"F23108198","price":21.79,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/grove-breakoutboard-mt3620-funduino-9188500.png?v=1791497810"},{"product_id":"a3144-hall-sensor-modul-mit-jst-xh2-54-3p-buchse","title":"A3144 Hall sensor module - JST-XH 3-pin, 3.3-5 V","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eHall sensor module for measuring magnetic field strength\u003c\/li\u003e \u003cli\u003eDigital output signal triggered by magnetic fields\u003c\/li\u003e \u003cli\u003eJST-XH connector for plug-in connections\u003c\/li\u003e \u003cli\u003eOperating voltage 3.3 V to 5 V\u003c\/li\u003e \u003cli\u003eLow current consumption during active operation\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eA Hall sensor module detects magnetic fields and outputs a digital switching signal as soon as the field strength exceeds a threshold. The output signal can be connected directly to microcontroller boards that support both 3.3 V and 5 V logic.\u003c\/p\u003e \u003cp\u003eThe module operates with two thresholds: a magnetic field switches the output, and moving away from the field resets the switching state. This type of hysteresis prevents chatter at weak field boundaries. The JST-XH connector enables secure plug-in connections without soldering directly to the sensor.\u003c\/p\u003e \u003cp\u003eThese Hall sensors are suitable for contactless proximity switches, for example to detect magnetic poles on moving parts such as doors, sliders, or rotating shafts. They can also be used to build tachometers for motor-driven systems when a magnet marks the shaft.\u003c\/p\u003e \u003cp\u003eMatching connectors may be required for plug-in connections if they are not already available. Operation requires a power supply in the range of 3.3 V to 5 V, which must be provided separately.\u003c\/p\u003e \u003ch3\u003eSafety Notice\u003c\/h3\u003e \u003cp\u003eThis module is not intended for installation in household electrical circuits and is intended exclusively for prototyping, testing, and development purposes. For applications near household electrical installations, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x A3144 - Hall Sensor Module with XH2.54 3P Socket\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997828260189,"sku":"F23108983","price":3.4,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/a3144-hall-sensor-modul-mit-jst-xh254-3p-buchse-funduino-2750725.jpg?v=1791494025"},{"product_id":"gy-530-vl53l0x-time-of-flight-tof-sensor","title":"GY-530 VL53L0X laser distance sensor - ToF up to 2 m, I2C","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eLaser distance sensor with Time of Flight measurement\u003c\/li\u003e \u003cli\u003eMeasuring range up to 2 m\u003c\/li\u003e \u003cli\u003eTypical accuracy of 3 percent\u003c\/li\u003e \u003cli\u003eConnection via I2C bus\u003c\/li\u003e \u003cli\u003eOperating voltage 2.8 to 3.6 V\u003c\/li\u003e \u003cli\u003eEquipped with breakout board and pin headers\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe sensor measures distances using infrared Time of Flight measurement and is suitable for obstacle detection, distance measurement in robots, and fill-level monitoring. The Time of Flight method emits short light signals and calculates the distance from their travel time, regardless of the surface of the measured object.\u003c\/p\u003e \u003cp\u003eThe sensor operates with voltages between 2.8 and 3.6 V and outputs the measured values via an I2C bus. This enables multiple sensors to be read in parallel on a microcontroller board without requiring additional connection wires. Measurements are performed without external calibration.\u003c\/p\u003e \u003cp\u003eIn the close range up to approximately 2 m, the sensor achieves a typical accuracy of 3 percent, making it suitable for indoor applications such as door activation, proximity detection in automated systems, or distance control in robotics projects. Contactless measurement of fill levels in containers is also possible.\u003c\/p\u003e \u003cp\u003eThe breakout board connects directly to a 3.3 V microcontroller; a level shifter is required when using 5 V logic. Operation requires only a power supply within the specified voltage range and an I2C connection.\u003c\/p\u003e \u003ch3\u003eSafety notice\u003c\/h3\u003e \u003cp\u003eThe sensor is not intended for installation in household electrical circuits and is intended exclusively for building prototypes and for testing and development purposes. When working on or near electrical installations, consult a qualified electrician.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1* GY-530 VL53L0X - Time of Flight, ToF sensor\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997830619485,"sku":"F23106981","price":12.14,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/gy-530-vl53l0x-time-of-flight-tof-sensor-funduino-8963454.png?v=1791493152"},{"product_id":"gy-213v-hdc1080-temperatur-und-feuchtigkeitssensor","title":"GY-213 V HDC1080 temperature and humidity sensor - I2C, 3.3 V","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDigital temperature and humidity sensor for prototypes and measurement projects\u003c\/li\u003e \u003cli\u003eTemperature measurement range -40 to 85 °C, accuracy ±0.2 °C\u003c\/li\u003e \u003cli\u003eHumidity measurement range 0 to 100% relative humidity, accuracy ±3%\u003c\/li\u003e \u003cli\u003eI2C interface, addressable for multiple modules on one bus\u003c\/li\u003e \u003cli\u003eOperating voltage 3.3 V\u003c\/li\u003e \u003cli\u003eCompact design with a 0.5 * 0.5 cm sensor IC\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eA combined temperature and humidity sensor with an I2C interface enables reliable measurements in prototypes and development projects. The sensor measures both values via a single digital output and provides calibrated readings without additional signal conditioning.\u003c\/p\u003e \u003cp\u003eThe high accuracy of ±0.2 °C for temperature measurement and ±3% for humidity measurement makes the module suitable for precise applications. The wide temperature range of −40 to 85 °C also covers extreme conditions. Since the readings are already available digitally, no analog evaluation is required.\u003c\/p\u003e \u003cp\u003eSeveral sensors can be operated in parallel on a microcontroller via the I2C interface without requiring additional connection lines. Typical applications include room climate measurements in automation projects, monitoring storage conditions for temperature-sensitive materials, and humidity control in enclosures and boxes. The sensor is also used in mobile data loggers.\u003c\/p\u003e \u003cp\u003eThe module requires an operating voltage of 3.3 V. When connecting it to 5 V systems, a level shifter for the I2C signals is required. Control is carried out using the standard I2C libraries of common microcontroller platforms. Calibration before commissioning is not required.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThis module is intended exclusively for building prototypes and for testing and development purposes, not for integration into household electrical circuits. A qualified electrician is required when working on or near electrical installations. If in doubt, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x GY 213V HDC1080 temperature and humidity sensor\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997830652253,"sku":"F23106532","price":5.55,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/gy-213v-hdc1080-temperatur-und-feuchtigkeitssensor-funduino-9151308.png?v=1791493149"},{"product_id":"mcp4725-i2c-dac-wandler-mit-12-bit-auflosung","title":"MCP4725 DAC converter - I2C, 12 bit, 0-5.5 V","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eDigital-to-analog converter with 12-bit resolution and I2C interface\u003c\/li\u003e \u003cli\u003eOutput voltage adjustable from 0 to 5.5 V\u003c\/li\u003e \u003cli\u003ePower consumption below 1 mA during operation\u003c\/li\u003e \u003cli\u003eI2C address selectable via pins; multiple modules can be used on the bus simultaneously\u003c\/li\u003e \u003cli\u003eSmall SMD module; no external power supply filter required\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe I2C DAC converter converts digital control values into analog voltages. The module operates via the I2C interface, requiring only two data lines in addition to the power supply. This allows multiple converters to be operated on the same bus without using up additional connection pins.\u003c\/p\u003e \u003cp\u003eThe 12-bit resolution provides 4096 steps for voltage conversion. The output voltage can be continuously adjusted by software between 0 and 5.5 V. With power consumption below 1 mA, the converter is highly energy-efficient and can also be powered by low-power sources.\u003c\/p\u003e \u003cp\u003eApplications range from controlling analog input modules and generating reference voltages to driving analog audio inputs and outputs. In a prototyping setup, such as a servo control system, the converter is often used to provide a control voltage for amplifiers in order to control motors or LEDs via the microcontroller.\u003c\/p\u003e \u003cp\u003eThe required operating voltage is between 2.7 V and 5.5 V. A dedicated power supply can be omitted if the controller being used provides this voltage range. For I2C operation on the same bus, ensure that all modules operate at the same voltage level; different levels require an additional level shifter.\u003c\/p\u003e \u003ch3\u003eSafety Information\u003c\/h3\u003e \u003cp\u003eThe module is not intended for installation in household electrical circuits. It is intended exclusively for prototyping, testing, and development purposes. Work on or near electrical installations must be carried out by qualified electricians; if you are unsure about the power supply or voltage compatibility, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x MCP4725 - I2C DAC converter with 12-bit resolution (soldered)\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997831078237,"sku":"F23107081","price":4.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/mcp4725-i2c-dac-wandler-mit-12-bit-aufloesung-funduino-7709476.png?v=1791494701"},{"product_id":"funduino-sensor-kit-35-teilig","title":"Funduino sensor kit - 35 pieces with German instructions","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eComprehensive sensor set with 35 components for microcontroller projects\u003c\/li\u003e \u003cli\u003eTemperature sensor, light sensor, vibration sensor, humidity sensor, and other sensors\u003c\/li\u003e \u003cli\u003eCompatible with common single-board computers and microcontroller boards\u003c\/li\u003e \u003cli\u003eDesigned for connections via jumper wires and breadboards\u003c\/li\u003e \u003cli\u003eGerman documentation and example sketches included\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eA sensor set with 35 components enables a quick introduction to sensor-based control with microcontrollers. The set contains temperature sensors for detecting changes in heat, light sensors for detecting brightness, humidity sensors, and various other measuring devices. All sensors operate according to simple physical principles and output their measured values as electrical signals that the microcontroller can evaluate.\u003c\/p\u003e \u003cp\u003eThe individual sensors connect to the controlled board via jumper wires and sockets. Since the sensors have different voltage-range and interface requirements, check which levels your own board provides before connecting them. A breadboard is included; an external power supply is not required as long as the controlled board has its operating voltage.\u003c\/p\u003e \u003cp\u003eTypical applications include environmental monitoring, in which temperature and humidity in stored goods or test setups are continuously recorded, as well as simple threshold alarms for activating relays or buzzers. The sensors can also be used to create night lights or trigger cameras when motion is detected. In prototyping, they are used for quickly validating concepts before specialized custom-made sensors are integrated.\u003c\/p\u003e \u003cp\u003eThe included documentation explains the electrical values and interfaces of the individual components. Level shifters are required for boards with different voltage levels. A power supply is not required if the main board is powered by an existing power source.\u003c\/p\u003e \u003ch3\u003eSafety Information\u003c\/h3\u003e \u003cp\u003eWhen handling sensors, ensure correct polarity and interface compatibility. The set is intended exclusively for building prototypes, test setups, and development purposes and is not designed for integration into household electrical circuits or permanent installations. If you have questions about safely connecting it to existing systems, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1* Plastic storage case\u003c\/li\u003e \u003cli\u003e1* Joystick\u003c\/li\u003e \u003cli\u003e1* Flame sensor\u003c\/li\u003e \u003cli\u003e1* RGB LED\u003c\/li\u003e \u003cli\u003e1* Heart rate sensor\u003c\/li\u003e \u003cli\u003e1* Hall sensor\u003c\/li\u003e \u003cli\u003e1* Relay\u003c\/li\u003e \u003cli\u003e1* Linear Hall sensor\u003c\/li\u003e \u003cli\u003e1* SMD RGB LED\u003c\/li\u003e \u003cli\u003e1* 7-color flashing LED\u003c\/li\u003e \u003cli\u003e1* DS18B20 temperature sensor\u003c\/li\u003e \u003cli\u003e1* Microphone sensor (high sensitivity)\u003c\/li\u003e \u003cli\u003e1* Touch sensor\u003c\/li\u003e \u003cli\u003e1* Bi-color LED\u003c\/li\u003e \u003cli\u003e1* Laser\u003c\/li\u003e \u003cli\u003e1* Tilt sensor\u003c\/li\u003e \u003cli\u003e1* Analog temperature sensor\u003c\/li\u003e \u003cli\u003e1* Microphone sensor (low sensitivity)\u003c\/li\u003e \u003cli\u003e1* Digital temperature sensor\u003c\/li\u003e \u003cli\u003e1* Bi-color LED\u003c\/li\u003e \u003cli\u003e1* Push button\u003c\/li\u003e \u003cli\u003e1* Photoresistor\u003c\/li\u003e \u003cli\u003e1* IR transmitter\u003c\/li\u003e \u003cli\u003e1* IR receiver\u003c\/li\u003e \u003cli\u003e1* Line follower\u003c\/li\u003e \u003cli\u003e1* Active speaker (piezo)\u003c\/li\u003e \u003cli\u003e1* Reed sensor\u003c\/li\u003e \u003cli\u003e1* Vibration sensor\u003c\/li\u003e \u003cli\u003e1* DHT11 temperature and humidity sensor\u003c\/li\u003e \u003cli\u003e1* Proximity sensor\u003c\/li\u003e \u003cli\u003e1* Passive speaker\u003c\/li\u003e \u003cli\u003e1* Mini reed sensor\u003c\/li\u003e \u003cli\u003e1* Rotary encoder\u003c\/li\u003e \u003cli\u003e1* Analog Hall sensor\u003c\/li\u003e \u003cli\u003e1* Vibration sensor\u003c\/li\u003e \u003cli\u003e1* Light barrier\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997831111005,"sku":"F23110066","price":19.9,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/funduino-sensor-kit-35-teilig-funduino-2991050.jpg?v=1791493640"},{"product_id":"gy-906-mlx90614-infrarot-thermometer","title":"GY-906 MLX90614 infrared thermometer - non-contact, -40 to 125 °C","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eContactless infrared thermometer for measuring surface temperatures\u003c\/li\u003e \u003cli\u003eMeasuring range: minus 40 to plus 125 degrees Celsius\u003c\/li\u003e \u003cli\u003eAccuracy: plus\/minus 0.5 degrees Celsius\u003c\/li\u003e \u003cli\u003eOutput via I2C interface\u003c\/li\u003e \u003cli\u003eOperating voltage: 3.3 V to 5 V\u003c\/li\u003e \u003cli\u003eCompact design for integration into projects\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThis infrared thermometer measures surface temperatures without contact and is suitable for measurement tasks where the sensor cannot or should not come into direct contact with the object. The sensor detects the infrared radiation emitted by objects and calculates the temperature from it. Since the measurement result is not affected by surface roughness and the thermometer itself emits no heat, it also works reliably with objects whose temperature would be difficult to measure using other methods.\u003c\/p\u003e \u003cp\u003eThe sensor communicates with microcontroller boards via the I2C bus, allowing multiple sensors to be operated on the same bus line without exhausting the board's available connections. The 3.3 V or 5 V supply voltage is provided directly by the microcontroller, so no separate power supply is required.\u003c\/p\u003e \u003cp\u003eTypical applications include monitoring the temperature of machines and assemblies, measuring surface temperatures in laboratory setups and heating or cooling processes, where contactless measurement prevents contamination or damage to the object being measured. The module is also suitable for detecting excessive heat accumulation, for example in electronics housings, or for monitoring temperature gradients.\u003c\/p\u003e \u003cp\u003eThe thermometer operates in a range from minus 40 to plus 125 degrees Celsius with an accuracy of plus\/minus 0.5 degrees Celsius. Measurement accuracy decreases at very low or extremely high temperatures, so the application should remain within the specified range. The sensor requires a microcontroller board with I2C support and a suitable software library for reading the measured values.\u003c\/p\u003e \u003ch3\u003eSafety notice\u003c\/h3\u003e \u003cp\u003eThe sensor is not suitable for operation in household electrical circuits and is intended exclusively for building prototypes and for testing and development purposes. The infrared thermometer operates at voltages below mains voltage; work on or in the immediate vicinity of electrical installations must be carried out by qualified electricians.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1* GY-906 MLX90614 - Infrared thermometer\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997831274845,"sku":"F23108552","price":16.93,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/gy-906-mlx90614-infrarot-thermometer-funduino-3086385.png?v=1791493159"},{"product_id":"4x7-segment-led-display-didactic-elements","title":"Didactic Elements 7-segment display - 4-digit, common anode, red","description":"\u003ch2\u003e4x7-Segment LED Display - compact, versatile, and easy to control\u003c\/h2\u003e \u003cp\u003eDisplay numerical values clearly and precisely with the 4-digit 7-segment display from Didactic Elements.\u003cbr\u003eWhether for electronics classes, DIY projects, or prototypes, this display delivers reliable performance in a compact format.\u003c\/p\u003e \u003ch3\u003eProduct highlights:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e 4 digits with decimal points - ideal for measured values, clocks, or counters\u003c\/li\u003e \u003cli\u003e Common anode per digit - perfect for multiplex control\u003c\/li\u003e \u003cli\u003e Compact design - space-saving and easy to integrate\u003c\/li\u003e \u003cli\u003e Bright red LEDs - excellent readability even in daylight\u003c\/li\u003e \u003cli\u003e Easy control - just 12 control lines (8 segments + 4 digits)\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003e\n\u003cbr\u003eTechnical data:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e Display type: 7-segment, 4-digit\u003c\/li\u003e \u003cli\u003e Design: Common anode per digit\u003c\/li\u003e \u003cli\u003e Control: Multiplexing\u003c\/li\u003e \u003cli\u003e Segment lines: 8 (segments a-g + decimal point)\u003c\/li\u003e \u003cli\u003e Digit control lines: 4 (one per digit)\u003c\/li\u003e \u003cli\u003e Total control lines: 12\u003c\/li\u003e \u003cli\u003e Operating voltage: 3.3 V\u003c\/li\u003e \u003cli\u003e Display color: Red\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003e\n\u003cbr\u003eLearning \u0026amp; practical benefits:\u003c\/h3\u003e \u003cp\u003ePerfect for training and educational purposes: This module is ideal for learning about port outputs, multiplexing, arrays, bitwise operators, timing, timers, and logic control in practice.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e \u003ch3\u003eScope of delivery:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e 1× 4x7-Segment LED Display - Didactic Elements\u003c\/li\u003e \u003cli\u003e 1× Connection cable\u003c\/li\u003e \u003c\/ul\u003e","brand":"Didactic Elements","offers":[{"title":"Default Title","offer_id":65997832651101,"sku":"F25110803","price":19.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/4x7-segment-led-display-didactic-elements-funduino-5742496.jpg?v=1791493162"},{"product_id":"dc-dc-usb-spannungsregler-5v-1v-bis-24v","title":"DC\/DC voltage regulator with USB - 1-24 V to 5 V, 3 A","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eSwitching regulator converts input voltages from 1 to 24 V into a stable 5 V output voltage\u003c\/li\u003e \u003cli\u003eUSB output for direct device power supply\u003c\/li\u003e \u003cli\u003eCurrent capacity of up to 3 A\u003c\/li\u003e \u003cli\u003eInput voltage range of 1–24 V, including DC voltages from batteries and power supplies\u003c\/li\u003e \u003cli\u003eCompact design for integration into prototypes\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eA DC\/DC regulator with USB output converts DC voltages between 1 and 24 V into the standardized 5 V required by most mobile devices and development boards. The switching regulator design operates efficiently even with large voltage differences and significantly limits power consumption on the input side compared with linear regulators.\u003c\/p\u003e \u003cp\u003eThe regulator delivers up to 3 A on the 5 V side, making it suitable for boards with higher power requirements or multiple connected USB consumers simultaneously. Its wide input voltage range makes it flexible to use with vehicle batteries (12 V), 9 V plug-in power supplies, older industrial power sources, or for adapting the voltage between incompatible devices.\u003c\/p\u003e \u003cp\u003eTypical scenarios include mobile projects with variable power sources, operating USB devices from battery packs in mobile outdoor applications, or powering microcontroller boards from laboratory power supplies without a USB output. The module is also useful as an emergency solution when a board's integrated regulator is no longer sufficient.\u003c\/p\u003e \u003cp\u003eCurrent limiting protects the output load from overload. Operation requires only a DC voltage source within the specified range; no additional external components are needed. The USB cable or device is connected directly to the output.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eEnsure that the input voltage is correctly polarized; reverse polarity will damage the module. The regulator is not intended for connection to household power circuits or power supplies above 24 V and may only be used for prototyping, testing, and development purposes. In vehicle applications, the regulator must be protected against load surges and voltage spikes using appropriate protective measures.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x DC\/DC USB voltage regulator - 5V, 1V to 24V\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997835043165,"sku":"F23108584","price":5.77,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/dcdc-usb-spannungsregler-5v-1v-bis-24v-funduino-8311385.png?v=1791494034"},{"product_id":"pcf8563-rtc-modul-fur-arduino","title":"PCF8563 RTC module - real-time clock with I2C, battery backup, 5 V","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eReal-time clock module with battery backup for Arduino and compatible boards\u003c\/li\u003e \u003cli\u003eMeasures the date and time with an accuracy of ±3 seconds per month\u003c\/li\u003e \u003cli\u003eI2C interface for easy connection to microcontrollers\u003c\/li\u003e \u003cli\u003eStores the time even when the power supply is interrupted thanks to the integrated backup battery\u003c\/li\u003e \u003cli\u003e5 V operating voltage, compatible with standard Arduino boards\u003c\/li\u003e \u003cli\u003eBoard with assembled pin headers for plugging into prototyping breadboards\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe PCF8563 module is a real-time clock for timekeeping in Arduino projects and other systems with an I2C interface. It keeps track of the date and time even when the power supply is interrupted. This is made possible by a built-in backup battery that allows the clock function to continue running independently.\u003c\/p\u003e \u003cp\u003eThe module operates via the I2C bus, which means it shares a two-wire data line with other I2C sensors and modules, saving connections. Five volts is sufficient for operation. An deviation of around three seconds per month is sufficient for many applications; if necessary, the time can be adjusted via the Arduino.\u003c\/p\u003e \u003cp\u003eTypical applications include data loggers that record each measurement with a timestamp, or systems that need to switch actuators at defined times. Such a module is also frequently used in alarm systems and timekeeping devices. Even if the Arduino has been switched off for a week, the device starts up afterward with the correct time.\u003c\/p\u003e \u003cp\u003eAn Arduino or another single-board computer with I2C connections and a 5 V operating voltage is required. Communication takes place via libraries available for common development environments. A simple wire-and-connector system makes assembly possible without soldering.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eMake sure to insert the battery with the correct polarity. The module is intended exclusively for building prototypes and for testing and development purposes; it is not suitable for installation in household electrical systems.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x PCF8563 RTC module for Arduino\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997836124509,"sku":"F23106517","price":2.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/pcf8563-rtc-modul-fuer-arduino-funduino-3685549.png?v=1791494042"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/collections\/hc-sr04p-ultraschallsensor-33v-bis-5-v-fuer-arduino-esp32-und-raspberry-pi-funduino-7816210.jpg?v=1791290528","url":"https:\/\/funduino.com\/en\/collections\/electronic-modules.oembed","provider":"Funduino","version":"1.0","type":"link"}