The board might come in green color too This is an Ethernet Board that plugs directly into any Arduino UNO or other Arduino Board, allowing it to connect to the internet through an Ethernet connection. This allows you to control the Arduino through the...

This is a very popular LCD for the Arduino or Freeduino board. It includes a 2×16 LCD display which is backlit in blue. It uses the I2C communications protocol so it is compatible with any Arduino or Raspberry Pi! Key Features: Supports I2C...

4pin Mini Voice Sound Sensor Module Microphone Sound module - LM393 Chip  This sensor emits a signal if the microphone of the sensor detects a noise. The sensitivity of the sensor can be adjusted by means of a controller...

This is a 5V, 10A 2-Channel Relay interface board. It can be used to control various appliances, and other equipments with large current. It can be controlled directly with 3.3V or 5V logic signals from a microcontroller (Arduino, 8051, AVR, PIC, DSP,...

This is a digital light sensor that can be used to precisely measure the ambient light level.  The sensor has a 16 Bit AD converter so it outputs a digital signal that can be read using the Arduino's serial connections.  It...

This is what is known as a Real Time Clock (RTC) module and can be used with any Arduino so that it can tell time. The Arduino does not have a RTC on board and therefore can not tell time for an extended period of time with any accuracy. When the Arduino...

This is a digital temperature and humidity sensor module that works with all of the Arduino micro-controllers. Because it is a digital sensor it only necessitates 3 connections, Vcc, GND, and a digital pin for data output. With this sensor you get two...

This is an Arduino Compatible Ultrasonic sensor, it can be used to measure the distance from the sensor to other objects around it. These types of sensors are used on robots for collision avoidance and guidance or as trip sensors for alarm systems or...

IIC digital output Up to two interruption function Three motion detection channels: Free fall down or motion detection. Pulse detection Vibration detection MMA8452Q is a 12 bit resolution smart, low power consumption, capacitor-type micro...

This is a digital Tap/Knock sensor on a small circuit board that is designed to work with all of the Arduino boards. It is easy to incorporate into any project requiring only a 5v supply, ground, and a digital input to measure the sensors readings (High...

This is an analog light sensor on a small circuit board that is designed to work with all of the Arduino boards. It is easy to incorporate into any project requiring only a 5v supply, ground, and an analog input to measure the sensors readings.  ...

This is an analog temperature sensor on a small circuit board that is designed to work with all of the Arduino boards. It is easy to incorporate into any project requiring only a 5v supply, ground, and an analog input to measure the sensors readings...

This is a smoke and gas sensor on a small circuit board that is designed to work with all of the Arduino boards. It is easy to incorporate into any project requiring only a 5v supply, ground, and an analog input to measure the sensors readings. It can be...

This is a digital temperature sensor module that can be used with any Arduino board. It measures temperatures from -55°C to +125°C and outputs a digital signal that can be read using one of the digital pins on the Arduino. The benefits of...

The name says it all on this one. An ATmega328P in DIP package, pre-loaded with the Arduino Optiboot (Uno 16MHz) Bootloader. This will allow you to use Arduino code in your custom embedded project without having to use an actual Arduino board. To get...