Small 1.2" 8x8 Bright Square Pure Green LED Matrix + Backpack SF_Memory Cards The easy availability of craft-like

The easy availability of craft-like materials and increasing abundance of new products has created a truly unique ecosystem for crafters looking to make the leap to electronics projects

2x Yellow LED

which makes it much more agile than competing robots like the Solarbotics Sumovore and Parallax SumoBotwhile still offering plenty of control

* Upright Basic Unit with Insulating Disc

but you cannot turn the output axle with your hand)

Small 1.2" 8x8 Bright Square Pure Green LED Matrix + Backpack SF_Memory Cards The easy availability of craft-likeWhat's better than a single LED? Lots of LEDs! Matrices like these are 'multiplexed' so to control 64 LEDs you need 16 pins. That's a lot of pins, and there are driver chips like the MAX7219 that can control a matrix for you but there's a lot of wiring to set up and they take up a ton of space. Here at Adafruit we feel your pain! After all, wouldn't it be awesome if you could control a matrix without tons of wiring? That's where these lovely LED