Dot Matrix MAX7219 - 8 x 8 Module

The module has 6 standard 2.54mm pitch pins
Pin Description
VCC : 5V
GND : 0V
DIN : Connects to MOSI
CS : Slave select
CLK : Clock - SCK
8x8 Red LED Matrix
Module Operating voltage: 5V
Module size: 5 x 3.2 x 1.5cm (L x W x H)
Module with input and output interfaces, supports multiple modules .