

Original price was: $3.95.$3.16Current price is: $3.16.
Description Show Reviews MAX7219 Dot matrix LED Display Module Product Description 1.A single module can drive an 8 * 8 common cathode lattice. 2.Module Operating voltage: 5V. 3.Module size: 5 cm long X 3.2 cm wide X 1.5 cm high. 4.With four screws hole, aperture 3mm, by using our M3 Tongzhu fixed. 5.Module with input and output interfaces, supports multiple modules cascade. 6.Led colour:Red. 7.The module left as an input port to the output port on the right. 8.The control of a single module, simply input port to the CPU. 0 Reviews Hide Reviews Show Reviews
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