MAX7219 Dot Matrix Module 4 in 1 LED Display Modules Drive With 5 Pin Wires For Arduino Raspberry Pi

High-concerned chemical : None Type : Module Origin : Mainland China Condition : New feature 1 : MAX7219 dot matrix module feature 2 : MAX7219 MCU module feature 3 : LED display feature 4 : integrated circuit feature 5 : MAX7219 LED display module feature 6 : 8*8 LED display common cathode