2pcs 8x8 Dot Matrix LED Module Four in One Dot Matrix Display for Microcontrolle

MAX7219 8x8 Dot Matrix LED Module Four in One Dot Matrix Display. A single module can drive a 8x8 dot matrix common cathode. A single module can drive a 8x 8 dot matrix common cathode. 2x Dot Matrix Module 4-in-1.

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