Sensors

This sensor is composed of an infrared emitter on one upright and a shielded infrared detector on the other. By emitting a beam of infrared light f...

This is a touch sensor for Arduino.   This sensor is a toggle output type: touch-on then touch-off. Onboard TTP223 touch capacitive touch sensor...

With the sound module, we can detect the presence of loud sounds. While this module has a microphone on it, our Arduino does not have the brains...

The "poor man's" accelerometer/motion sensor! These spring-vibration switches are medium sensitivity non-directional vibration induced trigger s...

This is a 12-step rotary encoder with a nice ‘clicking’ feel. It’s breadboard friendly, and has a pretty handy select switch (by pushing in on t...

This is a small device called a reed switch. When the device is exposed to a magnetic field, the two ferrous materials inside the switch pull to...

The Circuit Playground Express is an all-in-one development board packed with sensors, LEDs, and a speaker — all on a round, beginner-friendly PCB ...

The solar tracking kit launched by KEYES is based on Arduino. It consists of 4 ambient light sensors, 2 DOF servos, a solar panel and so on, aimin...

The SparkFun BMI270 6DoF IMU Breakout is a Qwiic-enabled board featuring the ultra-low-power BMI270 inertial measurement unit from Bosch. It combin...

This rubber sheet is made of the same carbon-black impregnated rubber material that our conductive rubber cord uses. Traditionally it would be used...

This rubber sheet is made of the same carbon-black impregnated rubber material that our conductive rubber cord uses. Traditionally it would be used...

The Adafruit VL53L4CX is the longest-range Time-of-Flight (ToF) distance sensor in ST's VL5 series, measuring from approximately 1 mm up to 6000 mm...

The DFRobot Gravity MAX30102 sensor module measures heart rate and blood oxygen saturation (SpO2) using photoplethysmography (PPG). It integrates t...

The SHT30-D sensor has an excellent ±2% relative humidity and ±0.5°C accuracy for most uses. Unlike earlier SHT sensors, this sensor has a true I2C...

An Infrared emitter, or IR emitter, is a source of light energy in the infrared spectrum. This little part is a light emitting diode (LED) that is ...

Specially designed for FireBeetle 2 series (M0, ESP32-E), this Gravity IO expansion shield offers various ports including digital, analog, I2C, UAR...

The Adafruit Sensirion SHT40 is a high-accuracy temperature and humidity sensor featuring a true I2C interface for simple two-wire communication. P...

This Gravity: I2C HUB module is designed to connect up to 8 I2C devices to a main-controller, which allows you easily to hook up multiple I2C devic...

A current sensing module based on the Allegro ACS712 Hall effect sensor, capable of accurately measuring both AC and DC current up to ±20 A. The mo...

This Moisture Sensor can be used to detect the moisture of soil or your pet plant's water level, let the plants in your garden reach out for human ...

This is the MQ-2 smoke sensor module. It is sensitive to flammable gases such as LPG, propane, and methane. Find our tutorial here It has fou...

The Adafruit TLV493D is a 3-axis magnetometer designed for detecting and tracking nearby magnets in three dimensions. Manufactured by Infineon, thi...

Octopus Soil Moisture Sensor Brick can read the amount of moisture present in the soil surrounding it. It's a low tech sensor, but ideal for mon...

Temperature and humidity sensor is a module based on DHT11 digital temperature and humidity sensing element. Simple design, and sensitive to the am...