【MAX7219 8-Digital Display Control Module】: MAX7219 is an integrated serial input / output common-cathode display driver, which connects your microprocessor to a 7-segment digital LED display with 8 digits.
【Working Voltage】:3.3V / 5V DC
【Color】: red highlights
【Size L*W*H】: 82 x 15 x 12mm/3.2 x 0.6 x 0.5inch
🥇Supports flicker free displays as well as cascading displays.