MAX7219 4 in 1 dot matrix module 16 x16 dot matrix display d

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

2,working voltage: 5 v

3,8 rows round hole needle board seat, can easily plug dot matrix

4,module supports cascading 4 (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,the board size: 64(mm)x64 (mm)