Functions:
Over Charge Protection
Over Discharge Protection
Short Circuit Protection
Overcurrent Protection

Parameters:
Over Charge Detection Voltage: 4.28±0.05V
Over Charge Release Voltage: 4.26±0.05V
Over Discharge Detection Voltage: 2.5±0.1V
Over current Detection Current: 1-3A
Overcurrent protection : 3.2±0.2A
Size : 12.6x10.2x2.1mm
Weight : 0.34g

Wiring:
B- connected to battery negative
B+ connected to battery positive
P+ Connect the charger/load positive
P- Connect the charger/load negative

Applications:
3.7V lithium battery 18650
TP4056 Charging module

Package Included:
1 x Battery Charger Discharge Protection Module (not contain other parts)

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