Arduino Sensors

INTRODUCTION The digital sensor cables are especially designed for our popular IO Expansion shield and sensors. It con...

This Gravity: LTR390-UV sensor from DFRobot provides both ambient light and UV sensing with UV spectral response from 280nm to 430nm and raw data o...

This Alpha 5K Linear potentiometer is a two-in-one, good in a breadboard or with a panel. It's a fairly standard linear taper 5K ohm potentiomet...

This is a simple LED-illuminated switch button with a transparent cap. It’s just like a basic switch button, but it lights up color(red/ yellow/ gr...

This is a simple LED-illuminated switch button. It’s just like a common switch button but lights up different colors(red/yellow/green/blue/white) w...

The DHT20 temperature & humidity sensor is the newly upgraded version of the DHT11. Data accuracy, stability, response speed, measurement range...

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...

Add lots of touch sensors to your next microcontroller project with this easy-to-use 12-channel capacitive touch sensor breakout board, starring th...

The magnetic switch mainly comprises two parts---the inducting end and trigger. The former has a reed switch enclosed inside and there is a cable c...

A thermistor changes its resistance with temperature. Find our tutorial here A thermistor is a type of variable resistor whose resistance change...

If you want to be a smooth operator then analog input is essential! This mini operators' joystick uses two 10KΩ potentiometers and a spring-b...

This Reflective IR Sensor is a simple plastic casing with two elements - an IR LED and an IR phototransistor. You can control the IR LED and tur...

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-invisible...

This is an edge detection sensor from DFRobot. It will help your robot detect the edge of a precipice, preventing it from falling off a table...

A soil moisture sensor can read the amount of moisture present in the soil surrounding it. It's an ideal for monitoring an urban garden, or you...

INTRODUCTION This is an Arduino CH4 gas sensor. It uses MQ4 probe which is able to detect nature gas, CH4. It is les...

The MQ7 is a simple-to-use Carbon Monoxide (CO) sensor suitable for sensing CO concentrations in the air. It can detect CO-gas concentrations an...

Texas Instruments CD74HC4067 16-Channel multiplexer. What can you do with it? How about taking an analog to digital reading from 16 devices with on...

Hall effect sensors detect whether a magnet is near. Useful for non-contact/waterproof type switches, position sensors, rotary/shaft encoders...

Here is a real time clock based on the DS3234 Real Time Clock IC. The DS3234 is a low-cost, extremely accurate SPI bus real-time clock with an inte...

INTRODUCTION We can divide temperature measurement in to two types: contact and non-contact. Contact measurement can ...

Thermocouples are best used for measuring temperatures that can go above 100°C. This is a bare wires stainless-steel tip probe which can measure...