Man of Many on MSN

IEZEN EDC FB1 LED matrix fidget toy hits Kickstarter

The IEZEN EDC FB1 is an electronic fidget slider with a full RGB LED matrix on the front, built for people who want something ...
Hackaday

RGB LED matrix

[Stefan Schüller] was a fan of the LED signs that display arrival information for the trams and buses in their city of Zürich. [Stefan] was having trouble finding a source to purchase the signs so, ...