We designed the ULTiM8x8 to be super easy to use both by itself and combined into large matrices. But what about using it by itself and in a large matrix at the same time?!

Add a battery, ESP8266 Adafruit Feather board, and do that 9 times and you’ve got one killer wireless, dynamic puzzle.

• Feather adapter KiCAD files
• Feather adapter OSH Park order page