This video is about creating 7 Segment Clock from 3D-printed parts, WS2812B addressable LED strip, some photoresistor and a devboard Wemos D2 Mini with ESP8266 onboard.
I was inspired by this project from thingiverse:
https://www.thingiverse.com/thing:314...
The FW that I've used was WLED:
https://github.com/Aircoookie/WLED