Video tutorial [ENG SUB]
Buy the components: https://jeje-linge.fr/en/products/dark-vader-star-wars
Code : https://github.com/jejelinge/DARTH_VADER_RTC_CLOCK
Libraries :
Adafruit NeoPixel by Adafruit
RTClib by Adafruit
TM1637 by Avishay orpaz
The author marked this model as their own original creation.