TM1637 0.56" LED Display Digital Tube Decimal 7 Segment 4 Digit Clock Double Dots Module Serial Driver Board for Arduino UNO

Specification:

1. This module is a 12 foot with clock display four common anode tube (0.56 inch) and basic 4-digit 7-segment display module.
2. Driver IC is TM1637, only two signal lines can make the MCU control 4bit 8 digital tube.

Control Interface:

• GND--ground
• VCC--power supply
• DIO--data input and output
• CLK--clock signal feet