Quantity   Component name
96 × 4x8-segment common-cathode LED Segment LED
8 × 74HC595 8-bit shift register
4 × 74HC238 3-of-8 decoder/demultiplexer
32 × nMOSFET Metal-oxide-semiconductor field-effect transistor
1 × Arduino Mega (or other development boards) Development board
1 × PCB Printed circuit board