4S Series Lithium Battery Capacity Indicator Module Blue Display 16.8V Battery Power Tester Li-Po Li-Ion

100% brand new and high quality Lithium Battery Indictor
Lithium Lipo Li-ion Battery Indictor features: Battery type electricity quantity display.
Wide application fields : lithium battery. Using Method : connect display board positive and negative port with tested battery positive and negative port,digital tube will display real-time battery electricity quantity.
Digital Color : outline red,display block blue (when battery electricity quantity is full,it will be all on)
4S Series
Display Electricity Quantity Parameter:
When battery voltage is over N*3.3V,it will illuminate 1 block electricity quantity (note:N represents battery quantity).
When battery voltage is over N*3.5V,it will illuminate 2 blocks electricity quantity.
When battery voltage is over N*3.7V,it will illuminate 3 blocks electricity quantity.
When battery voltage is over N*3.9V,it will illuminate 4 blocks electricity quantity.
When battery voltage is less than N*3.3V,4 blocks display will be off;it represents battery is less than 3.3V,and you can charge the battery.
material: plastic
Color: Photo color
Package Contents: 1 * Indicator board
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.