MAX7219 9 in 1 dot matrix module 24 x24 dot matrix display d

1,onboard serial input/output, a total of nine MAX7219 cathode display driver chip

2,working voltage: 5 v

3,onboard round hole row needles, can easily plug dot matrix

4,can support 9 cascading (3.2 mm) x3.2 (mm) 8 * 8, a total of Yin dot matrix

5,the chip pin has led, can realize cascade display ,

6,board size: 96 (mm)x96 (mm)