Sensors & Input

SKU: SS-101020044 | Brand: Seeed Studio

Alcohol sensor is semiconductor sensor for alcohol detection. It has good sensitivity and fast response to alcohol, suitable for portable alcohol detector. Specifications Power requirements: 5 VDC @ ~120 ...

SKU: PL-1643 | Brand: Pololu

Sparkfun’s carrier board for the HIH-4030 relative humidity (%RH) sensor from Honeywell outputs an analog voltage that varies nearly linearly with humidity. It operates at 5 V while drawing only 200 μA and ...

SKU: PL-1633 | Brand: Pololu

This semiconductor gas sensor detects the presence of methane (CNG) gas at concentrations from 300 ppm to 10,000 ppm, a range suitable for detecting gas leaks. The sensor’s simple analog voltage interface re...

SKU: DF-SEN0086 | Brand: DFRobot

A simple flex sensor 2.2" in length. As the sensor is flexed, the resistance across the sensor increases. Patented technology by Spectra Symbol - they claim these sensors were used in the original Nintendo Power G...

SKU: PL-2465 | Brand: Pololu

This small digital distance sensor detects objects between 0.5 cm and 15 cm (0.2″ and 6″) away. With its quick response time, small size, low current draw, and short minimum sensing distance, this sensor is ...

SKU: PL-2461 | Brand: Pololu

Discontinuation notice: These original (irs05a) versions of our 38 kHz IR proximity sensors have been replaced by newer (irs05b) high-brightness and low-brightness versions. The main changes are the locations o...

SKU: SF-SEN-11828 | Brand: SparkFun

RFID (radio-frequency identification) is the wireless non-contact use of radio-frequency electromagnetic fields, for the purposes of identifying and tracking tags attached to objects. This is the ID-20LA, a very simpl...

SKU: PL-1135 | Brand: Pololu

This small digital distance sensor detects objects between 2 cm and 10 cm (0.8″ and 4″) away. With its quick response time, small size, and low current draw, this sensor is a good choice for non-contact obje...

SKU: SF-SEN-13676 | Brand: SparkFun

The SparkFun BME280 Atmospheric Sensor Breakout measures barometric pressure, humidity, and temperature in a compact package. Whether you're building a weather station, home automation system, or indoor air quality mo...

SKU: DF-FIT0389 | Brand: DFRobot

This compact 2-key infrared remote controller provides a simple ON/OFF wireless input for your projects. Using the standard NEC protocol at 38 kHz, it transmits reliably over 8 metres with a 60° beam angle — perfect f...

SKU: AF-389 | Brand: Adafruit

A compact 21-button infrared remote control, ideal for controlling robots and Arduino projects from across the room. The layout includes directional buttons and number entry buttons, making it versatile for navigation...

SKU: DF-FIT0466 | Brand: DFRobot

INTRODUCTION Sometimes battery information is not readily available or is hard to understand at a glance. Our Battery Capacity Indicator is a user friendly indicator interface that you can use in your project...

SKU: AF-789 | Brand: Adafruit

The Adafruit PN532 NFC/RFID Controller Shield brings 13.56 MHz NFC and RFID capabilities to your Arduino. Built around the PN532 chipset — the most widely used NFC controller, found in virtually every NFC-enabled phon...

SKU: DF-TEL0005 | Brand: DFRobot

The APC220 Radio Communication Module provides a simple, economical solution for wireless data communication. With an embedded high-speed microprocessor and transparent UART/TTL interface, it eliminates the need for p...

SKU: DF-SEN0647 | Brand: DFRobot

The TOFSense F2 is a high-performance laser distance sensor using dTOF (Direct Time-of-Flight) technology. With 25m range, ±3cm accuracy, and 100Hz refresh rate, it's ideal for robotics, industrial automation, drones,...

SKU: AF-6426 | Brand: Adafruit

The Adafruit STHS34PF80 is a compact IR presence and motion sensor that detects human and animal presence up to 4 metres away — without requiring a lens. Unlike traditional chunky PIR sensors with simple digital outpu...

SKU: AF-6260 | Brand: Adafruit

The Adafruit SHT45 Trinkey is a tiny USB A device that combines an ATSAMD21 microcontroller with Sensirion's highest-precision SHT45 temperature and humidity sensor, protected by a PTFE filter. Simply plug it into any...

SKU: AF-6355 | Brand: Adafruit

The Adafruit PiCowbell Adalogger is a data logging add-on board designed to socket underneath a Raspberry Pi Pico or Pico W. It provides a microSD card slot, a PCF8523 real-time clock with battery backup, and a STEMMA...

SKU: AF-6335 | Brand: Adafruit

A modern take on the common RGB colour sensor — the OPT4048 provides true CIE XYZ tri-stimulus output so you can match readings directly to standard colour spaces. It also calculates colour temperature (based on CIE) ...

SKU: WS-29207 | Brand: Waveshare

Revolutionize Your Robotics and Drones with the 10-Axis ROS IMU SensorDive into Dynamic Orientation and Precision with Our State-of-the-Art SensorTransform your robotic creations into masterpieces of precision and agi...