30A 14.8V 4S Li ion Lithium 18650 Battery PCB Protection Board Balance With wire

This board is 4 string 30A 14.8V lithium battery protection board, high current protection board, continuous 30A currrent, with balance circuit. Working current: 30A. 1 x4S 30A 14.8VProtection board. battery"-", P- charging port and port on the negative electrode;.

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