Quantity   Component name
1 × Arduino Nano
1 × Custom PCB
1 × Internal USB 2 Motherboard Header to micro USB cable
2 × 4 Digits 7 Segments 0.56" Displays COMP-LED-4D-7S-0.56"
1 × 8 Bit Shift Register 74HC595N
8 × 100Ω Resistors