The perf Bit is a quick and easy way to prototype a circuit for a brand-new Bit. It's a standard 0.1" perfboard with a VCC and ground bus connected to our bitSnap connectors.Perf bit makes it easy for makers, students, engineers, and anyone else who may be interested in hacking the littlebits system to make their own bits! Mix up some electrical components, a soldering iron, perf bit, and your amazing invention ideas and you'll have your very own custom bit!