Digital Tube LED Battery Level Display Module for Arduino,AVR,ARM,PIC
This is battery level display module based on battery style digital tube LED. The 5 - segment LED inside is red light and the frame is green light. There is a driver chip TM1651 onboard, so the control interface is simple, just two signal lines and VCC / GND. It can be used to display the battery power.

Features:

1. The module and its libraries are compatible with Arduino UNO, Leonardo, DUE

2. 8 adjustable gray;

3. Power supply should be 3.3~5.5VDC;

4. Logic level of the interface can be 3.3V / 5V;

5. 4 screw mounting holes whose diameter is 2.2mm;