Atmel Atmega324 AVR Microcontroller

A device called a microcontroller that you can program to do all kinds of fun stuff, like controlling robots, turning on or off your appliances, creating artistic lighting effects, sensing the environment, and much more. If you've watched the videos here, then you are almost an expert with microcontrollers, so you know what they are capable of. Really, these awesome devices are only limited by your own imagination. Buy one and create some very cool things.