Using a 4 Digit & 7 Segment Display, With Arduino : 7 Steps - Instructables
0.36" 4 Digit Led Display Module With Decimal Point Tm1637 Drive Mini 7 Segment Led Display 4 Digit For Arduino - Industrial Computer & Accessories - AliExpress
Interfacing TM1637 4-Digit 7-Segment Display with Arduino UNO
How to use 4-digit 7-segment without library! - Hackster.io
Help with Elegoo 4 Digit 7 Segment Display Tutorial - LEDs and Multiplexing - Arduino Forum
Learn How 4 Digit 7 Segment Displays Work - YouTube