The big draw of the Hexgears A3 Immersion is its LED display ... gaming keyboard offers unmatched connectivity, and comes with our Immersive Lighting technology of 16.8 million RGB backlight ...

The brains of this thing is an ESP8266 on a custom PCB which controls the 127 individually addressable RGB LEDs. The clock may look large, but the big printed parts just fit on the bed of a Prusa i3.