xcluma 4 Bits Digital Tube Led Display Module With Clock Display Tm1637 - Product Features
- Positioning holes: 4 M2 screws positioning hole diameter is 2.2mm, the positioning of the module is easy to install, to achieve inter-module combination;
- The module is a 12-foot clock with 4 points of positive digital (0.36 inches) display module driver IC TM1637, only two signal lines can make SCM four 8-segment LED.
- Module features are as follows: Display of male red for the four digital tube Adjustable digital tube 8 gray Level control interface for 5V or 3.3V 4 M2 screws positioning holes for easy installation