An Arduino is a platform to write a program in electronics. It has contained controller, microcontroller, led and sensors, these components communicate with software and hardware to take the action and get the results. Arduino is an open-source platform so we can customize the device for our needs. Features: * Low-cost price in the market * Code writing is not a difficult one. * It's supported multiple platforms like a window, mac, and Ubuntu Arduino organizations provide multiple types of boards for user needs. Based on your requirement you can choose the board and explore your knowledge in the hardware. These are the items in markets Arduino Uno, Arduino Due, Arduino Mega, Arduino Yun, Arduino Micro and etc.