Specification:
Technical Parameter:
Input voltage: 3.8-6V (recommended voltage 5V)
Charge cutoff voltage: 3.55V ± 0.05V
Maximum output current: 2A
Battery overcharge protection voltage: 3.65V
Battery over charge voltage: 3.4V
Battery over discharge protection voltage: 2.0V
Battery over discharge voltage: 2.5V
Battery over-current protection current: 5-6A
Board size: about 20*33.3MM
Notes: this charging module integrated with protection,
if your battery already have protection board, please remove your battery protection board.