This MAX7219 8X8 Red Dot Matrix Display Module Kit is perfect for Arduino Raspberry Pi and more. It includes one single module that can drive an 8x8 dot matrix common cathode. The module operates on 5V and has dimensions of 3.2 cm x 3.2 cm x 1.3 cm. It also has four holes with four screws, with a diameter of 3 mm. The module has input and output interfaces, allowing for cascading multiple modules. Wiring instructions are included, and it requires soldering.
