arduino

1. Arduino is an open-source electronics platform based on easy-to-use hardware and software.

2. use

3. It consists of both a physical programmable development board (based on AVR series of microcontrollers) and a piece of software or IDE which runs on your computer and used to write and upload the code to the microcontroller board.

4. the language is C++

5. some projects you can do are:

5.1. Arduino Based Digital Ammeter

5.2. arduino metal detector

5.3. arduino relay control