A demonstration of the Adeept TM1638 LED 4-Digit 7 Segment Digital LED Display Module for Pi Arduino.
Code and circuit lay out available at Instructables:
https://www.instructables.com/id/Adee...
The intro music is Four Beers Polka by Kevin MacLeod
licensed under a Creative Commons Attribution license (https://creativecommons.org/licenses/...)
Source: http://incompetech.com/music/royalty-...
Artist: http://incompetech.com/