Main functions: Overcharge protection function, over-discharge protection function, short-circuit protection function, over-current protection function.
This protection board is for Lithium Polymer and Lithium Ion batteries only, it cannot be used for lithium iron phosphate batteries.
Wiring: B+ is connected to the positive terminal of the battery, B- is connected to the negative terminal of the battery, P+ is the positive terminal of the battery output and input, and P- is the negative terminal of the battery output and input.
High-Accuracy Voltage Detection Circuit, Fine Workmanship and Durable, Effective Life Greater Than 30000 hours.
BMS Protection Board Widely Used for Variety of Capacities and Various Shapes 3.7V Lithium Batteries, Massage Battery Pack, LED Light Backup Power Supply, Solar Street Light Battery Pack, Monitor Standby Power Supply, etc.