This item is used to test the single cell lipo battery voltage,just need to connect the battery positive / negative electrode to the B+ / B- of the board. The total capacity of the battery is divided into four segments by the 4 LED indicators. Touch the button,the corresponding battery indicator is lit,and goes off after 3 seconds.
Item Name: Lipo Battery Voltage Display
Usage: Used to test the 4s lipo battery.
5x Lipo battery voltage test board