This black mini breadboard features 170 tie points and provides enough space to test simple circuits. The breadboard features an adhesive backing and two screw mounting points to securely attach it to your robot!
We have a bunch of power supplies laying around. This is a bag of 3 randomly selected 9VDC power supplies (wall warts). 110VAC input. About 6 inches of wire with no ends. If you need a power supply (wall wart), you can't beat this deal.