The Arduino Nano itself is the most basic and oldest of ... you can readily pull it out of the DIP (Dual In-line Package) socket and replace it. The Nano's processor, unfortunately, is soldered ...

An Arduino Nano controls two relays which in turn can turn the car on, start it, and turn it off. Instead of adding a button for “push to start” he opted for a 13.56MHz RFID module.

Want to make one for your desk? All it takes is an Arduino Nano R3 or comparable microcontroller, an RGB LED ring with 12 LEDs, a 16×2 LCD, a buzzer, and a momentary push button switch.

Read more: Major PC Monitor Brands Ranked Worst To Best The board that started Arduino's Nano family, the Nano is a classic platform ideal for basic circuit building and breadboard prototyping.