Ruimou 2Pcs LiFePo4 BMS 4S 30A 12.8V Battery Charging Protection Board Suitable For Electric Bicycles, Motorcycles, Energy Storage Equipment, Starting Power Supply

1.Parameter: This board is 4 string 12.8V Lithium iron phosphate battery protection board;High current protection board, continuous 30A current, with balance circuit, The board comes with cable. PCB Board Size: 56x47mm/2.2x1.85inch. 2.Function: The main function of this protection board is to protect and manage the battery pack. It has a balancing function and can prevent overcharging,overcurrent, and short circuits,ensure the safety of the battery and extend the service life. 3.High Quality: Compact size and lightweight;High-accuracy voltage detection circuit;fine workmanship and durable;stable performance. 4.Application: massager battery pack, LED lamp backup power supply, 12V electronic products, solar street lamp battery pack, monitoring backup power supply, and other products. 5.Package included: 2pcs 4 string 12.8V 30A Battery Charging Protection Board.