DFRobot LED 3-Wire Module 8-Digit - DFR0090 wearable and an ICSP header

and an ICSP header

1mm DC power cable

Useful spec: NPN 3-wires Normally Open

Product Soldering Iron Tip Cleaning Wire Sponge Ball Brand Circuitrocks Category Soldering accessory Usage & compatibility notes

DFRobot LED 3-Wire Module 8-Digit - DFR0090 wearable and an ICSP headerSimple Numeric Output for Counters, Clocks, and Readouts The LED 3 Wire Module 8 Digital (Arduino Compatible) is built for clear number display in counters, timers, clocks, measurement readouts, and status panels. It is a practical option when you need to show digits quickly and clearly. These modules are commonly used in DIY timers, basic instruments, scoreboards, and simple UI projects. They are easy to fit into many classroom and workshop builds.