Sensors & Modules

SKU: SF-SEN-15901 | Brand: SparkFun

This Weather Meter Kit provides the three core sensors for a DIY weather station: an anemometer (wind speed), a wind vane (wind direction), and a rain gauge. All three sensors use passive magnetic reed switches rather...

SKU: LB-LR0004 | Brand: Little Bird

Features Model: KY-038 Adopt LM393 main chip Electric condenser microphone Features Single channel signal output Low level output signal used for sound control light Great module for sound alarm system Working voltage...

SKU: AF-1766 | Brand: Adafruit

The "poor man's" accelerometer/motion sensor! These spring-vibration switches are high sensitivity non-directional vibration induced trigger switches. Inside is a very soft spring coiled around a long metal pin....

SKU: AF-1739 | Brand: Adafruit

This large enclosed piezo element (30 mm diameter) converts vibration to voltage and voltage to vibration, making it useful both as a buzzer for generating tones and as a sensor for detecting knocks and impacts. The e...

SKU: LB-LR20 | Brand: Little Bird

Package included: 1 x Arduino PS2 Joystick game controller module 1 x Infrared sensor receiver module 1 x Laser head sensor module 1 x Temperature and humidity sensor module 1 x Infrared emission sensor module 1 x...

SKU: LB-LR0214-110A | Brand: Little Bird

Raspberry Pi 8 channel Level Switching (3.5V to 5V) IO Module Logic Level Converter is able to convert signals from 5V down to 3.3V (and vice versa) meaning you can safely use 5V or 3.3V devices with the Raspberry ...

SKU: LB-LS1697 | Brand: Little Bird

This is the Light and Colour Sensor, a small breakout board with a built in APDS-9960 sensor that offers ambient light and colour measuring, proximity detection, and touch-less gesture sensing. With this Light...

SKU: DF-SEN0236 | Brand: DFRobot

BME280 is an environmental sensor that integrates onboard temperature sensor, humidity sensor and barometer. The sensor is of high precision, multiple functions, and small size etc. It provides both SPI and I2C in...

SKU: AF-1063 | Brand: Adafruit

A well-designed electret microphone amplifier breakout built around the Maxim MAX4466 op-amp, specifically engineered for microphone amplification with excellent power supply noise rejection. The board comes fully ass...

SKU: DF-SEN0244 | Brand: DFRobot

The Gravity Analog TDS Sensor is an Arduino-compatible kit for measuring Total Dissolved Solids (TDS) in water. TDS indicates how many milligrams of soluble solids are dissolved per litre — the higher the value, the l...

SKU: AF-2831 | Brand: Adafruit

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 little chip inside, it induces current to flow from the long pin...

SKU: SF-SEN-10293 | Brand: SparkFun

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 read by a microcontroller, making it ideal for knock and vibration detec...

SKU: EF-EF04086 | Brand: ElecFreaks

A single-channel 3 V relay module from the ElecFreaks OCTOPUS series, designed for use with the BBC micro:bit. It uses a high-quality HUIKE relay capable of switching loads up to 30 A, making it suitable for controlli...

SKU: LB-LR0005 | Brand: Little Bird

The Line Trace Sensor Module uses an infrared emitter/detector pair to measure the reflectivity of a surface below it. When the reflectivity exceeds an adjustable threshold, the output goes low — making it ideal for b...

SKU: LB-LR0399 | Brand: Little Bird

This straight bar load cell (strain gauge) converts applied force or weight into a proportional electrical signal, with a maximum capacity of 5kg. It uses four strain gauges arranged in a Wheatstone bridge configurati...

SKU: SF-SEN-00245 | Brand: SparkFun

The DS18B20 is a digital temperature sensor from Maxim (now Analog Devices) that communicates over a 1-Wire bus. It reports temperature in degrees Celsius with 9 to 12-bit configurable resolution. Each sensor has a un...

SKU: AF-1980 | Brand: Adafruit

The Adafruit TSL2591 is an ultra-high-range digital light sensor with a massive 600,000,000:1 dynamic range. It features both infrared and full-spectrum photodiodes, allowing you to separately measure infrared, full-s...

SKU: WS-20645 | Brand: Waveshare

A USB-to-UART (TTL) communication module based on the PL2303GS chip. Connect it to your PC via USB and communicate with microcontrollers, single-board computers, and other TTL-level serial devices. Three LED indicator...

SKU: WS-24657 | Brand: Waveshare

BMM150 3-axis Magnetometer Sensor, Digital Compass Sensor, Magnetic Field Measurement BMM150 3-axis Magnetometer Sensor Suitable for compass, electronic compass applications ...

SKU: WS-24964 | Brand: Waveshare

An industrial-grade 8-channel relay module controlled via Ethernet, supporting Modbus RTU and Modbus TCP protocols. Features PoE power supply (IEEE 802.3af), optocoupler isolation, reverse-polarity protection, and a r...