1S 18650 Li-ion Lithium Battery BMS Charger Protection Board for 3.7V Battery.

This is 1S 18650 Li-ion Lithium Battery BMS Charger Protection Board for 3.7V Battery.

Protections:
Short circuit protection
Overcharge protection
Over-discharge protection
Over-current protection
Pins description:
P-: negative of input or output power
P : positive of input or output power
B-: negative of the battery
B : positive of the battery

Features :
High accuracy voltage detection circuit;
Using high voltage device charging terminal;
The built-in three-stage overcurrent detection circuit (overcurrent 1, overcurrent 2, load short circuit);
The battery charge and discharge can control the MOS transistor;