Tp4056 5V 1A Micro USB 18650 Lithium Dual Protection Battery Charging Module
Important reminder: the whole charging protection board has a protection function, if your battery protection board, before use, please remove the battery protection board, otherwise it may cause the trial is not normal.
The input voltage: 4.35-6 v (recommended voltage 5 v)
Charge cut-off voltage: 4.2 V + / - 1%
Maximum charging current output: 1000 ma
The battery overcharge protection voltage: 4.28 V
Battery overcharge lifting voltage: 4.00 V
The battery discharge protection voltage: 3.0 V
Battery discharge termination voltage: 3.2 V
Battery: over-current protection current 3 a
The board size: about 2.5 * 1.65 CM
Light state: no load the light not bright, red light for recharging, is full of green light.