Interface Arduino with 7-segment display | 4-Digit counter example
HiLetgo 2pcs 0.36" 4-Digit LED Tube Segment Display Module Red Common Anode TM1637 Drive Chip LED Tube Clock Display for Arduino : Amazon.es: Industria, empresas y ciencia
In-Depth: Interfacing TM1637 4-Digit 7-Segment Display with Arduino