{"title":"Biometric sensors","description":null,"products":[{"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":"herzfrequenzsensor-pulsesensor","title":"Pulse sensor heart rate sensor - optical, 0-5 V analog","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eOptical sensor for measuring heart rate from reflected light\u003c\/li\u003e \u003cli\u003eMeasurement range: 40 to 150 beats per minute\u003c\/li\u003e \u003cli\u003eAnalog output with a 0 to 5 V voltage signal\u003c\/li\u003e \u003cli\u003eSimple calibration by positioning on the skin is required\u003c\/li\u003e \u003cli\u003eLow power consumption of approximately 4 mA at a 5 V operating voltage\u003c\/li\u003e \u003cli\u003eCompact design with integrated sensor and LED\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThis optical heart rate sensor detects the pulsation of blood through reflected light and converts it into electrical signals. Measurement takes place continuously as soon as the sensor is attached to a well-perfused area of skin, ideally the finger, ear, or wrist.\u003c\/p\u003e \u003cp\u003eThe system uses an integrated LED and light sensor. The sensor signal is output as an analog voltage signal between 0 and 5 V, which can be connected directly to a microcontroller's analog-to-digital converter. The resolution depends on the ADC used; 10-bit resolution provides sufficient steps for reliable pulse detection.\u003c\/p\u003e \u003cp\u003eThe measurement range of 40 to 150 beats per minute covers resting, everyday, and moderate activity levels. The sensor is not suitable for maximum athletic exertion with higher pulse rates or high-performance medical applications. Typical applications include fitness trackers, real-time pulse measurement in educational and prototype projects, health monitoring systems, and biofeedback-based applications.\u003c\/p\u003e \u003cp\u003eThe sensor requires a stable 5 V power supply. When connected to 3.3 V systems, a level shifter is required for the digital output signal, or the analog output must be adjusted using a voltage divider. For reliable measurements, the sensor must be pressed firmly against the skin; loose contact leads to signal noise or measurement failures.\u003c\/p\u003e \u003ch3\u003eSafety notice\u003c\/h3\u003e \u003cp\u003eThis module is intended exclusively for building prototypes and for testing and development purposes and is not suitable for integration into medical devices. The sensor must not be sterilized, decontaminated, or used for long-term implantation. When handling electronic components, observe antistatic protection measures to prevent damage from electrostatic discharge.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x heart rate sensor \"Pulsesensor\"\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997939933533,"sku":"F23106819","price":3.56,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/herzfrequenzsensor-pulsesensor-funduino-7495400.png?v=1791496249"},{"product_id":"max30102-herz-pulssensor-und-spo2-blutsauerstoff-sensor-modul","title":"MAX30102 pulse sensor - heart rate and SpO2, I2C","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eCombined sensor for heart rate and blood oxygen saturation (SpO2) using reflected red and infrared light\u003c\/li\u003e \u003cli\u003eI2C interface with interrupt output for event-driven data transmission\u003c\/li\u003e \u003cli\u003eSensor IC 1.7–2.0 V, LED supply 3.1–5.0 V\u003c\/li\u003e \u003cli\u003eInternal FIFO memory for buffered measurement values\u003c\/li\u003e \u003cli\u003eSoftware-controlled shutdown with no quiescent current\u003c\/li\u003e \u003cli\u003eBoard 14 * 14 mm, finger must be placed on the sensor for measurement\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe module simultaneously measures heart rate and blood oxygen saturation. Two LEDs (red and infrared) and a light sensor are mounted on a very small board. When you place a finger on the sensor, the light beams pass through the skin and are reflected back with varying intensity depending on blood flow and oxygen content. An integrated analog-to-digital converter digitizes the light sensor's received signal.\u003c\/p\u003e \u003cp\u003eThe raw data is not processed on the module but by a connected microcontroller via I2C. This interface enables configuration of the operating mode, LED brightness, and sampling rate, as well as reading the measurement values from the internal FIFO memory. An additional interrupt output signals the microcontroller when new data is available, so it does not need to continuously poll the bus. The software then calculates the pulse and oxygen level from the fluctuations between the infrared and red light signals.\u003c\/p\u003e \u003cp\u003eThe sensor IC requires a supply voltage of 1.7–2.0 V, while the LEDs require 3.1–5.0 V, so both voltage levels must be provided. The software-controlled shutdown with no quiescent current also makes the module suitable for battery-powered applications. Typical projects include simple pulse meters, fitness trackers, and experimental setups for optical blood oxygen measurement.\u003c\/p\u003e \u003cp\u003eThe sensor requires direct finger contact for reliable measurements. Operation requires a microcontroller with I2C support and evaluation software that calculates the medical measurements from the raw optical values.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThe module's LEDs emit red and infrared light within the range considered safe for this application; however, prolonged direct staring into the light sources should be avoided. The module is intended exclusively for building prototypes and for testing and development purposes, and is not intended for medical use or installation in the household electrical system. Work on electrical installations must be carried out by a qualified electrician; if you have questions about correct integration, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1* MAX30102 heart rate and SpO2 (blood oxygen) sensor module\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65997979877725,"sku":"F23106948","price":3.67,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/max30102-herz-pulssensor-und-spo2-blutsauerstoff-sensor-modul-funduino-4821020.png?v=1791495616"},{"product_id":"ky-039-sensor-fur-pulsmessung","title":"KY-039 Pulse Sensor - optical, analog output, 5 V","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eOptical sensor for measuring pulse rate on a finger or earlobe\u003c\/li\u003e \u003cli\u003eMeasures heart rate through light absorption in the bloodstream\u003c\/li\u003e \u003cli\u003eAnalog voltage output for microcontroller boards\u003c\/li\u003e \u003cli\u003eOperating voltage: 5 V\u003c\/li\u003e \u003cli\u003eCompact design with LED and phototransistor\u003c\/li\u003e \u003cli\u003eCalibration required before the first measurement\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct Description\u003c\/h3\u003e \u003cp\u003eThe pulse sensor operates according to the optical principle and detects heart rates through changes in light absorption in the bloodstream. An LED emits light into the tissue, while a phototransistor receives the reflected light and generates an analog voltage signal modulated by the heartbeats. The sensor connects directly to a microcontroller and requires the standard operating voltage of 5 V.\u003c\/p\u003e \u003cp\u003eThe analog output signal enables processing on inexpensive boards without special interface modules. Measurement quality depends on correct placement and stable lighting. Movement artifacts distort the measurement, so the sensor must be positioned steadily. Calibration is performed through software, eliminating the need for physical adjustments.\u003c\/p\u003e \u003cp\u003eTypical projects include wearable fitness trackers, real-time pulse monitoring in development systems, and simple biofeedback applications. The sensor is also suitable for detecting stress levels through heart rate variability in educational projects.\u003c\/p\u003e \u003cp\u003eOperation requires a microcontroller board with an analog input. Measurement works only on areas of the body with sufficient blood circulation and a suitable skin surface, such as a finger or earlobe. Measurement uncertainties may occur under very low or very high ambient lighting conditions.\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 for medical measurements or diagnosing illnesses. The measured values are for informational purposes only. The 5 V power supply must be stable and adequately rated; when assembling and commissioning the device, please observe the circuit diagrams for the microcontroller board.\u003c\/p\u003e \u003ch4\u003eScope of Delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1x KY-039 - Pulse measurement sensor\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65998074511709,"sku":"F23108606","price":1.45,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/ky-039-sensor-fuer-pulsmessung-funduino-1910896.png?v=1791495619"},{"product_id":"sticker-fur-herzfrequenzsensoren","title":"Stickers for heart rate sensor - 10 pieces","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eInsufficient product information available\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eThe product cannot be described because the necessary data is missing. There is no information about the stickers’ design, materials, adhesive properties, compatibility with specific sensors, intended use, or technical features. An appropriate product description based on the specified criteria requires verifiable facts from product documentation, not just the product type.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eVerified sections of the product documentation are required to create a complete product description. These must contain information about the material, adhesion, compatibility with sensors and skin, and storage conditions.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e10x stickers for attaching heart rate sensors to the body\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":65998275314013,"sku":"F23106447","price":1.01,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/sticker-fuer-herzfrequenzsensoren-funduino-4112947.png?v=1791495469"},{"product_id":"grove-kollisionssensor","title":"Grove collision sensor - vibration detection, 3.3-5 V","description":"\u003cp\u003eThe Grove collision sensor detects collision movements and vibrations without complex algorithms or additional supporting sensors. It outputs a low pulse signal when vibrations are detected. The output signal is reliable and clean.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eCar accident detection\u003c\/li\u003e \u003cli\u003eFall detection\u003c\/li\u003e \u003cli\u003eSports competitions\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eEasy to use: No additional components or complex algorithms required\u003c\/li\u003e \u003cli\u003eGrove unit connection system: The product enables “plug and play” functionality and can be used flexibly for various applications.\u003c\/li\u003e \u003cli\u003eCompatible with the standard Arduino\/Seeeduino 5 V system.\u003c\/li\u003e \u003cli\u003eOperating voltage: 3.3 V\/5 V\u003c\/li\u003e \u003cli\u003eOperating temperature: -20°C to +70°C\u003c\/li\u003e \u003cli\u003eCurrent: max. 2 mA\u003c\/li\u003e \u003cli\u003eTrigger point: approx. 50 mg\u003c\/li\u003e \u003cli\u003eWeight: 8g\u003c\/li\u003e \u003cli\u003eDimensions: 20 mm x 20 mm\u003c\/li\u003e \u003cli\u003ePackage dimensions: 130 mm x 90 mm x 10 mm\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat is Grove?\u003c\/strong\u003e\u003cbr\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 is open source, but also the software.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eScope of delivery:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e1x Grove - Collision Sensor\u003c\/li\u003e \u003cli\u003e1x Grove cable\u003c\/li\u003e \u003c\/ul\u003e","brand":"Seeedstudio","offers":[{"title":"Default Title","offer_id":66042599604573,"sku":"F23106062","price":12.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/3438-F23106062_01.jpg?v=1791474561"},{"product_id":"grove-schrittzahler-bma456-beschleunigungssensor","title":"Grove step counter BMA456 - 3-axis accelerometer, 3.3-5 V","description":"\u003ch2\u003eGrove - Pedometer (BMA456)\u003c\/h2\u003e \u003cp\u003eThe Grove pedometer is based on Bosch's BMA456, an extremely small, high-performance, three-axis accelerometer module with a low G value. \u003c\/p\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eHigh sensitivity: With BMA456 support, sensitivity is high in every acceleration range.\u003c\/li\u003e \u003cli\u003eExcellent performance: Metadata can be processed quickly, and the results achieved are more accurate.\u003c\/li\u003e \u003cli\u003eGrove unit interface: The sensor ensures plug and play and can be used flexibly for various applications.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eApplication\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eFitness applications \/ activity tracking\u003c\/li\u003e \u003cli\u003eE-compass tilt compensation and data synchronization\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eSpecifications\u003c\/h3\u003e \u003ctable style=\"height: 220px; width: 481px;\"\u003e \u003ctbody\u003e \u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan style=\"font-size: small;\"\u003eDimensions\u003c\/span\u003e\u003c\/th\u003e \u003ctd\u003e40mm x 20mm x 7mm\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan style=\"font-size: small;\"\u003eWeight\u003c\/span\u003e\u003c\/th\u003e \u003ctd\u003e3.2g\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan style=\"font-size: small;\"\u003eOperating voltage\u003c\/span\u003e\u003c\/th\u003e \u003ctd\u003e3.3V \/ 5V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan style=\"font-size: small;\"\u003eAcceleration range\u003c\/span\u003e\u003c\/th\u003e \u003ctd\u003e±2g, ±4g, ±8g, ±16g\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan style=\"font-size: small;\"\u003eSensitivity\u003c\/span\u003e\u003c\/th\u003e \u003ctd\u003e16384 @±2g 8192 @±4g 4096 @±8g 2048 @±16g\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan style=\"font-size: small;\"\u003eInterface\u003c\/span\u003e\u003c\/th\u003e \u003ctd\u003eI2C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan style=\"font-size: small;\"\u003eI2C address\u003c\/span\u003e\u003c\/th\u003e \u003ctd\u003e0x19 (standard) \/ 0x18 (optional)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003e\u003cspan style=\"font-size: small;\"\u003ePackage size\u003c\/span\u003e\u003c\/th\u003e \u003ctd\u003eL: 140 mm W: 90 mm H: 10 mm\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003ch3\u003eWhat is Grove?\u003c\/h3\u003e \u003cp\u003eGrove makes connecting and experimenting easier and simplifies the prototyping process. 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For Grove users (especially beginners), instructional PDF documents and a wiki are provided. \u003c\/p\u003e \u003ch3\u003ePackage contents\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e1x Grove - Pedometer (BMA456)\u003c\/li\u003e \u003cli\u003e1x Grove cable\u003c\/li\u003e \u003c\/ul\u003e","brand":"Seeedstudio","offers":[{"title":"Default Title","offer_id":66044867903837,"sku":"F23106115","price":7.42,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/grove-schrittzaehler-bma456-beschleunigungssensor-funduino-4468354.jpg?v=1791488194"},{"product_id":"kapazitiver-fingerabdrucksensor-i2c-80-fingerabdrucke-dfrobot-gravity","title":"DFRobot Gravity Fingerprint Sensor - capacitive, I2C, 80 storage slots","description":"\u003cp\u003eGravity: Capacitive Fingerprint Sensor (I2C, 80 fingerprints) - ideal for education \u0026amp; makerspaces\u003c\/p\u003e \u003cp\u003eWith the Gravity Capacitive Fingerprint Sensor, you can bring biometrics to life in the classroom: Students can implement real identity verification - from the first fingerprint enrollment to securely unlocking a project via I2C with Arduino, micro:bit \u0026amp; Co.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy it is suitable for schools, STEM \u0026amp; clubs\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eQuick start with embedded security: Add, search for, and delete fingerprints - directly using the appropriate Arduino library and example code.\u003c\/p\u003e \u003cp\u003eRobust \u0026amp; student-friendly: Compact design, CNC-machined metal ring, and LED ring for visible feedback (ideal for learning about UX\/UI).\u003c\/p\u003e \u003cp\u003ePlug-and-play in the classroom: Gravity connector system, operates at 3.3-5 V, communication via I2C.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eTechnical highlights (brief)\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eStores up to 80 fingerprints\u003c\/p\u003e \u003cp\u003e360° capture \u0026amp; matching + self-learning for more reliable recognition\u003c\/p\u003e \u003cp\u003eVerification time approx. 300-400 ms, 508 dpi, sensor area 8 × 8 mm\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eTypical classroom and project ideas\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e“Smart Locker”: Locker\/material cabinet accessible only to registered users\u003c\/p\u003e \u003cp\u003e“Access Control” for the makerspace tool board: Unlock devices\/prototypes\u003c\/p\u003e \u003cp\u003eEthics \u0026amp; data protection in computer science: Discuss the opportunities\/risks of biometric methods (including policy design)\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eScope of delivery\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003eSensor, adapter, cable (including Gravity-4P)\u003c\/p\u003e","brand":"DFRobot","offers":[{"title":"Default Title","offer_id":66044976922973,"sku":"F25111100","price":29.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/kapazitiver-fingerabdrucksensor-i2c-80-fingerabdruecke-dfrobot-gravity-funduino-7528514.png?v=1791488232"},{"product_id":"grove-spracherkenner-v1-0-spracherkennung","title":"Grove voice recognition module V1.0 - ISD9160, microphone, 22 voice commands","description":"\u003ch2\u003eGrove - Speech Recognizer\u003c\/h2\u003e \u003cp\u003eThe Grove Speech Recognizer was designed for voice control applications such as smart home, smart toys, voice-controlled robots, and more. It is based on Cortex™-M0 and contains a Nuvoton ISD9160, a microphone, 1 SPI, 1 Grove connector, 1 speaker connection, and 1 LED to reflect your voice.\u003c\/p\u003e \u003ch3\u003eFeatures\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eExcellent, powerful SoC (Cortex-M0) for a high recognition rate and low false trigger rate\u003c\/li\u003e \u003cli\u003eIntegrated omnidirectional microphone for recording from any direction\u003c\/li\u003e \u003cli\u003e22 recognition entries, including \"Start\", \"Stop\", \"Play music\", etc.\u003c\/li\u003e \u003cli\u003eGrove unit interface for simple applications and flexibility\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eApplications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eInternet of Things\u003c\/li\u003e \u003cli\u003eSmart home\u003c\/li\u003e \u003cli\u003eHuman-machine interface\u003c\/li\u003e \u003cli\u003eLight control\u003c\/li\u003e \u003cli\u003eSensor hub\u003c\/li\u003e \u003cli\u003eRobot\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eSpecifications\u003c\/h3\u003e \u003ctable border=\"1\" cellpadding=\"0\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003ctd\u003e \u003cp style=\"text-align: center;\" align=\"center\"\u003e\u003cstrong\u003eValue\u003c\/strong\u003e\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003eSize\u003c\/p\u003e \u003c\/td\u003e \u003ctd style=\"text-align: left;\"\u003e \u003cp align=\"center\"\u003e40*20mm\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003eWeight\u003c\/p\u003e \u003c\/td\u003e \u003ctd\u003e \u003cp align=\"center\"\u003e5g\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003eOperating voltage\u003c\/p\u003e \u003c\/td\u003e \u003ctd\u003e \u003cp align=\"center\"\u003e3V-5V (3.3V typical)\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003eOperating current (at VCC = 3.3V)\u003c\/p\u003e \u003c\/td\u003e \u003ctd\u003e \u003cp align=\"center\"\u003e25 ℃, 25 mA-80 mA during playback, 26.5 mA (typical)\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003eOperating current (at VCC = 5V)\u003c\/p\u003e \u003c\/td\u003e \u003ctd style=\"text-align: left;\"\u003e \u003cp align=\"center\"\u003e25℃, 25mA-130mA during playback, 26.5mA (typical)\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003eOperating temperature\u003c\/p\u003e \u003c\/td\u003e \u003ctd style=\"text-align: left;\"\u003e \u003cp align=\"center\"\u003e0℃-85℃\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003eFlash\u003c\/p\u003e \u003c\/td\u003e \u003ctd style=\"text-align: left;\"\u003e \u003cp align=\"center\"\u003e2 MB\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003eMicrophone sensitivity\u003c\/p\u003e \u003c\/td\u003e \u003ctd style=\"text-align: left;\"\u003e \u003cp align=\"center\"\u003e-43 dB to -37 dB at VCC = 5 V 25 ℃\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003eMicrophone SNR\u003c\/p\u003e \u003c\/td\u003e \u003ctd style=\"text-align: left;\"\u003e \u003cp align=\"center\"\u003e58 dB\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003eMicrophone polar pattern\u003c\/p\u003e \u003c\/td\u003e \u003ctd style=\"text-align: left;\"\u003e \u003cp align=\"center\"\u003eOmnidirectional\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003eSpeaker power\u003c\/p\u003e \u003c\/td\u003e \u003ctd style=\"text-align: left;\"\u003e \u003cp align=\"center\"\u003e1W\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003eProcessor core\u003c\/p\u003e \u003c\/td\u003e \u003ctd style=\"text-align: left;\"\u003e \u003cp align=\"center\"\u003eCortex-M0\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003eProcessor frequency\u003c\/p\u003e \u003c\/td\u003e \u003ctd style=\"text-align: left;\"\u003e \u003cp align=\"center\"\u003e32.768 MHz (typical), 50 MHz (MAX.)\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e \u003cp style=\"text-align: left;\" align=\"center\"\u003eStandard baud rate\u003c\/p\u003e \u003c\/td\u003e \u003ctd\u003e \u003cp align=\"center\"\u003e9600\u003c\/p\u003e \u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003ch3\u003e\u003cimg class=\"lazy\" src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/groveSpeechRecognizer.png\" alt=\"\" width=\"undefined\" height=\"undefined\" data-original=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/groveSpeechRecognizer.png\" data-src=\"https:\/\/media-cdn.seeedstudio.com\/media\/wysiwyg\/groveSpeechRecognizer.png\"\u003e\u003c\/h3\u003e \u003ch3\u003eHardware Overview\u003c\/h3\u003e \u003col\u003e \u003cli style=\"text-align: left;\"\u003eGrove connector\u003c\/li\u003e \u003cli style=\"text-align: left;\"\u003eRed LED – lights up when \"HIcell\" is recognized\u003c\/li\u003e \u003cli style=\"text-align: left;\"\u003eBlue LED – lights up when a command is recognized\u003c\/li\u003e \u003cli style=\"text-align: left;\"\u003eSpeaker connection – You can connect a speaker to receive voice output\u003c\/li\u003e \u003cli style=\"text-align: left;\"\u003eMicrophone\u003c\/li\u003e \u003cli\u003eISD9160CFI – Controller\u003c\/li\u003e \u003c\/ol\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. Instructional PDF documents and a wiki are provided for Grove users, especially beginners. \u003c\/p\u003e \u003cp\u003eWe offer various Grove Shields to enable connections to the Grove system with a range of microcontrollers. \u003c\/p\u003e \u003ch3\u003eBill of Materials\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e1x Grove – Speech Recognizer\u003c\/li\u003e \u003cli\u003e1x Grove - Cable\u003c\/li\u003e \u003c\/ul\u003e","brand":"Seeedstudio","offers":[{"title":"Default Title","offer_id":66045044392285,"sku":"F23107473","price":23.8,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/grove-spracherkenner-v10-spracherkennung-funduino-3766440.png?v=1791488505"},{"product_id":"drv8833-1-5a-2-kanal-h-brucke-dc-motorantriebsplatine","title":"DRV8833 motor driver - H-bridge, 2 channels, 1.5 A","description":"","brand":"Funduino","offers":[{"title":"Default Title","offer_id":66045621764445,"sku":"F26211417","price":1.17,"currency_code":"EUR","in_stock":true}]},{"product_id":"optischer-fingerabdruck-sensor-fur-mikrocontroller","title":"Optical fingerprint sensor - 3.3-5 V, serial, 162 templates","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eOptical sensor for capturing fingerprints\u003c\/li\u003e \u003cli\u003eOutput via serial interface\u003c\/li\u003e \u003cli\u003eOperating voltage 3.3 V to 5 V\u003c\/li\u003e \u003cli\u003eStores up to 162 templates per module\u003c\/li\u003e \u003cli\u003eRecognition time under one second\u003c\/li\u003e \u003cli\u003eIntegrated LED indicator for operating states\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eAn optical fingerprint sensor captures fingerprint patterns through light reflection and provides the data via a serial interface. The module stores templates directly and compares new fingerprints with the stored patterns; verification takes well under one second.\u003c\/p\u003e \u003cp\u003eThe operating voltage between 3.3 V and 5 V makes the module compatible with common microcontroller boards. The serial connection requires only two connection pins for data and clock signals. When connecting to 5 V logic, level shifting is necessary if the board provides only 3.3 V on the interface.\u003c\/p\u003e \u003cp\u003eTypical applications include access protection for devices and boxes in which prototypes with various security levels are tested. The storage capacity for up to 162 fingerprints enables multi-user scenarios in smaller projects. Local processing is particularly helpful in embedded systems with limited RAM, as complex comparison operations are already performed in the sensor.\u003c\/p\u003e \u003cp\u003eA suitable voltage regulator or a board with the appropriate voltage level is required for operation. Dirty or damp fingertips impair recognition accuracy; the conditions for enrolling new fingerprints should match those during comparison.\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 suitable for installation in the household power circuit. Biometric security in production systems requires consultation with security technology specialists. If you are unsure about integrating it into existing systems, consult a qualified electrician before commissioning.\u003c\/p\u003e \u003ch4\u003eScope of delivery\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e1* Optical fingerprint sensor for microcontrollers\u003c\/li\u003e \u003cli\u003e1* Connection cable\u003c\/li\u003e \u003c\/ul\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":66045666492765,"sku":"F23108592","price":30.58,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/optischer-fingerabdruck-sensor-fuer-mikrocontroller-funduino-2360896.jpg?v=1791491087"},{"product_id":"gsr-sensor-vergleichbar-mit-grove-gsr","title":"GSR sensor - skin conductivity, analog output, Grove connector","description":"\u003ch3\u003eProduct overview\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eGalvanic skin resistance sensor for measuring skin conductance\u003c\/li\u003e \u003cli\u003eMeasures emotional or physical responses through skin moisture\u003c\/li\u003e \u003cli\u003eAnalog output for direct ADC control\u003c\/li\u003e \u003cli\u003ePlug-and-play connection with no calibration required\u003c\/li\u003e \u003cli\u003eGrove-standard connector for quick prototype integration\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eProduct description\u003c\/h3\u003e \u003cp\u003eA galvanic skin resistance sensor determines skin conductance using two electrodes, making emotional or physical responses measurable electronically. During emotional reactions or physical exertion, the skin exhibits a different electrical resistance, which this sensor converts into a measured value. The output signal is provided as a voltage and can be connected directly to the analog input of a microcontroller.\u003c\/p\u003e \u003cp\u003eThis sensor is suitable for biofeedback projects to monitor stress or arousal. Skin conductance is also used in psychological experiments to measure emotional responses and in sports applications to monitor exertion. With the Grove connector, the module can be connected to compatible boards without soldering, saving setup time.\u003c\/p\u003e \u003cp\u003eThe connected board's supply voltage is sufficient for operation. An analog input with ADC functionality and a Grove-standard connection are required. There should be direct, stable contact between the sensor and the skin to obtain reliable readings. If you are unsure about the connection logic or correct electrode placement, consult a qualified electrician.\u003c\/p\u003e \u003ch3\u003eSafety information\u003c\/h3\u003e \u003cp\u003eThe sensor is intended exclusively for building prototypes and for testing and development purposes. It is not intended for installation in the household power circuit. For medical applications or if you are unsure about the safety of the electrode contacts, consult a qualified electrician before commissioning.\u003c\/p\u003e","brand":"Funduino","offers":[{"title":"Default Title","offer_id":66045673603421,"sku":"F23108678","price":23.12,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1074\/5649\/5965\/files\/gsr-sensor-vergleichbar-mit-grove-gsr-funduino-5672276.png?v=1791492792"}],"url":"https:\/\/funduino.com\/en\/collections\/biometric-sensors.oembed","provider":"Funduino","version":"1.0","type":"link"}