Sensors & Input

SKU: LB-LR0230 | Brand: Little Bird

The HC-SR04 is a widely used ultrasonic distance sensor that measures distances from 2cm to 500cm (approximately 5 metres) with 1cm resolution. It works by emitting a 40kHz ultrasonic pulse, then measuring the time it...

SKU: LB-LR0040 | Brand: Little Bird

This versatile soil moisture sensor is designed for easy integration with both Arduino and Raspberry Pi projects, making it a great choice for hobbyists and developers alike. It features both analog and adjustable ...

SKU: LB-LR0029 | Brand: Little Bird

DHT11 Temperature and Humidity sensor is as powerful as it used to be but easier to use.  This  DHT11 Arduino temperature and humidity sensor has a full range temperature compensation, low power consumption...

SKU: LB-LR0214-47 | Brand: Little Bird

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 IC.  With an on-board-level status indicator. Wor...

SKU: DF-SEN0101 | Brand: DFRobot

An RGB colour sensor breakout board based on the TAOS TCS3200 chip, with four built-in white LEDs for illumination. The TCS3200 can detect and measure a wide range of visible colours by converting light intensity to a...

SKU: LB-TILT | Brand: Little Bird

A simple tilt sensor module that detects orientation changes. When tilted, the internal conductive ball breaks the circuit; when returned upright, it reconnects — providing a digital output signal. It's a compact, low...

SKU: LB-LR0205 | Brand: Little Bird

An alcohol sensor module for Arduino with both digital (TTL) and analog output. It detects alcohol vapour in the 10–1000 PPM range, with analog output voltage increasing proportionally with concentration. The module a...

SKU: LB-LS1177 | Brand: Little Bird

Laser Detector Module Want to set up your own laser tripwire? These little modules make it super simple. Just hook one up to your Arduino, line it up with a laser pointer, and you’ve got a working laser detection syst...

SKU: SF-SEN-15569 | Brand: SparkFun

This is the HC-SR04 ultrasonic distance sensor. This economical sensor provides 2cm to 400cm of non-contact measurement functionality with a ranging accuracy that can reach up to 3mm. Each HC-SR04 module includes an u...

SKU: DF-SEN0644 | Brand: DFRobot

Introduction The Waterproof Digital Ambient Light Sensor is a durable and versatile device designed to measure light intensity from 0 to 200,000 Lux. It utilizes the Modbus-RTU 485 communication protocol and operates ...

SKU: DF-DFR1129 | Brand: DFRobot

##Introduction The Gravity: Photo Interrupter Module integrates a high-performance ITR9608 photoelectric switch. Its compact design and easy operation make it an ideal choice for electronic projects and applications. ...

SKU: DF-FIT0762 | Brand: DFRobot

These Inductive Ring Proximity sensors are designed to detect metal objects entering or passing through the ring. They operate on a 6-36V power supply and offer NPN output. The sensor features less than 1ms response t...

SKU: DF-SEN0104 | Brand: DFRobot

This is a cool touch sensor from DFRobot. You can hook it up to the IO Expansion shield (for arduino) directly. It includes a metallic tape with a sticky side. This make it possible for you to place your sensors...

SKU: DF-SEN0640 | Brand: DFRobot

  The RS485 Photoelectric Solar Radiation Sensor is designed for precise solar radiation measurement within the 400-1100nm spectral range. Utilizing the photoelectric principle, it converts sunlight into electric...

SKU: DF-SEN0545 | Brand: DFRobot

This smart rain sensor offers a fast way to detect rainfall change on glass in real-time free from effects like sunlight, dust, leaves, etc., and feeds back information (no rain, light rain, moderate rain, or heavy ra...

SKU: DF-SEN0507 | Brand: DFRobot

Different from our previous liquid level sensors, this capacitive liquid sensor can be used to detect high-viscosity and low-corrosive liquids, such as glue, lubricating oil, grease, ink, engine oil, powder and other ...

SKU: DF-DFR0830 | Brand: DFRobot

This sensor contains a metal ball that moves along its special internal structure on the effect of gravitation force so as to make a connection or disconnection. Therefore, it can be used as a simple tilt switch. With...

SKU: DF-FIT0319 | Brand: DFRobot

This is a photoelectric switch that is composed of emitter and receptor.The emitter consists of a laser diode,and the laser has the characteristics of high precision, good orientation etc.The receptor consists of a p...

SKU: DF-DFR0018 | Brand: DFRobot

This is DFRobot's basic sensor set for arduino. Set includes light sensor, touch sensor, temperature sensor, magnetic sensor, vibration sensor, tilt sensor, big button, LED lighting module and Grayscale sensor. ...

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 ...