The BrainBox AVR (2016) is 100% compatible with Arduino, but it's more than a regular Arduino Leonardo. Thanks to the solid connectors, the 500 mA outputs, the servo outputs and the many power supply options this BrainBox is immediately useful for most projects you can think of. Perfect for educational and DIY purposes by the solid construction and the large amount of free educational materials. See also the BrainBox AVR Robot Kit. This is a kit of parts for experiments, and making a robot with the BrainBox AVR.