MAX7219 Dot Matrix Module Microcontroller Module 4 in 1 Display Red Light

A single module can drive a 8×8 dot matrix common cathode
Operating Voltage: 5V
A single module can drive a 8×8 dot matrix common cathode
Operating Voltage: 5V
Dimensions: 12.8X12.8X1.3cm/
Fixing screws with 64 holes with a diameter 3mm
Module with input and output interfaces, support for cascading multiple modules