Item No.: F99W620

3.7V 2500mAh Li-ion Battery

.Charge time：approx 4-5h

.Charge indicator, charging indicator (4 indicator lights).

.With overcharge and overdischarge protection, with automatic shutdown.

.Battery pack with charge indicator switch.

.Housing Material:ABS

.Contents:1pc 3.7V 4000mAh battery pack(can be used as a power bank,output 5V 1A)

.1PC type-c 1m USB cable(5V 1A).

.Size:42x35x110mm

.Weight：140g