Build a square pixel display with Adafruit's 8x8 NeoMatrix and Feather M4. Use Black LED acrylic and 3D printed grid to create an evenly diffused LED effect. Electronics are housed in an elegant looking snap fit case with built-in on/off switch. LED animations are easily customizable with CircuitPython.
Learn Guide https://learn.adafruit.com/sqaure-neopixel-display-with-black-led-acrylic/
Adafruit Feather M4 Express https://www.adafruit.com/product/3857
8x8 NeoMatrix https://www.adafruit.com/product/1487
Adafruit Proto FeatherWing https://www.adafruit.com/product/2884
Black LED Acrylic https://www.adafruit.com/product/4594
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