KeyChainino is the first keychain game programmable with Arduino!
This new V3 version is the successor of the classic KeyChainino now discontinued.
It has 64 LEDs in a 8×8 matrix, driven by the Atmel Atmega328 microcontroller.
It is powered by CR2032 (3V) Coin-cell battery that last more than 3 months with a normal day usages. (Battery not included)
Lovely made in Italy ❤️
Shipped with Arkanoid game pre-uploaded (the game in the video above).
If you want to hack and change the game on KeyChainino, follow this guide.