PENGLIN 5PCS 1S 3.7V 4A 18650 Battery Charging Protection Board PCB BMS Protection Board for Li-ion Lithium Battery Cell
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Product description
- HIGH-ACCURACY, HIGHLY DURABLE High-accuracy voltage detection circuit, fine workmanship and durable, Effective life greater than 50000 hours.
- MULTIPLE PROTECTION Over-discharge protection, overcurrent protection, overcharge protection, short circuit protection; A combination of 4 safety features that work together to provide ultimate protection for your devices, your chargers and most importantly you.
- LOW STANDBY CURRENT MOS transistor can control the battery charge and discharge, low standby current consumption.
- WIDELY APPLICATIONS Use for variety of capacities and various shapes 3.7V lithium batteries,Massager battery pack, LED light backup power supply, solar street light battery pack, monitor standby power supply, etc.
- ATTENTION Strictly according to the diagram wiring B+ connected battery positive, B- connect to battery negative, P+ connection charge discharge positive, P- connection charge discharge negative, Otherwise it will cause damage to the chip. After connection,it need to first charge activation, then will have the output.
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