LED Lithium Battery Capacity Indicator (4S)

DESCRIPTION

1. Intelligent billboard quantity of electricity; slightly push trigger, it will turn off automatically after 3 seconds of display
2. Static power consumption 2.3mA, and can be canceled.
3. Plug-in indicator light color: 25% red, other 3 pcs are green
4. Fields of application: amount of electric battery of detection battery; just need to connect positive and negative battery separately with positive and negative edge power; lightly push trigger, then it can be able to detect the electric current. 4 volume power splits the full capacity battery in 4 phases; slightly press the switch, the amount of electricity will be shown.
Single electricity display indication:
25% first light is on (voltage: 3.4V)
50% seconds light is on (voltage: 3.6V)
75% third light is on (voltage: 3.8V)
100% fourth light is on (voltage: 4V)
5. Size: 44x9x7.5mm