Sensors

The Adafruit Universal Thermocouple Amplifier MAX31856 Breakout reads temperature from virtually any thermocouple type — K, J, N, R, S, T, E, or B ...

A simple piezo element that can be used as both a sensor and a small audio transducer. When flexed or tapped, it generates a voltage that can be re...

A compact digital I²S MEMS microphone breakout board designed for use with microcontrollers that support I²S audio input, such as the ESP32. The su...

The BME688 from Bosch delivers comprehensive environmental sensing in a single compact package. This precision sensor measures temperature, humidit...

The rotary encoder is an electro-mechanical switch. Its output signal can be used to determine the direction that its knob is being rotated. Not on...

The IO:bit is a compact expansion board for micro:bit that breaks out all I/O pins to standard headers while adding a built-in miniature buzzer. It...

This large enclosed piezo element (30 mm diameter) converts vibration to voltage and voltage to vibration, making it useful both as a buzzer for ge...

Infrared (IR) break-beam sensors are a simple way to detect motion. They work by having an emitter side that sends out a beam of human-invisi...

The Adafruit BME280 Breakout is a precision environmental sensor from Bosch that measures temperature, barometric pressure, and humidity in a singl...

The SparkFun Bi-Directional Logic Level Converter safely translates signals between different voltage levels — stepping 5V down to 3.3V and 3.3V up...

The Adafruit Sensirion SHT41 is a high-accuracy temperature and humidity sensor with a true I2C interface, part of Sensirion's fourth-generation SH...

This DFRobot rainfall sensor is a reliable and convenient tool for measuring rainfall.Based on the principle of tipping bucket rainfall, the rainfa...

This high-sensitivity 24GHz human presence sensing radar module utilizes FMCW (frequency-modulated continuous wave) to detect human targets in the ...

Need to measure something with a very slim sensor? This precision 10K thermistor is an inexpensive way to measure temperature in a small gap, or ta...

The Adafruit BH1750 Light Sensor is a 16-bit ambient light sensor from Rohm that provides measurements directly in lux — the SI unit for illuminanc...

Joystick:bit V2 is a JoyStick based on micro:bit. It contains a 4-direction joystick and 4 undefined buttons as as classic JoyStick. At the same...

The US1881 is a latching Hall effect sensor in a TO-92 package. When exposed to a magnetic field above the operating threshold, the open-collector ...

A compact breakout board for the MPU-6050, combining a 3-axis gyroscope and 3-axis accelerometer with an onboard Digital Motion Processor (DMP) on ...

This Photo Transistor Light Sensor is a simple sensor that detects ambient light. It's kind of the opposite of an LED - when light hits the litt...

The Adafruit PT100 RTD Temperature Sensor Amplifier is a breakout board for the MAX31865 precision RTD-to-digital converter. It reads 2-, 3-, or 4-...

A waterproof DS18B20 digital temperature sensor kit with everything you need to connect to an Arduino. The stainless steel probe measures temperatu...