3S 11,1 V 12,6 V 25 A 18650 Li-Ionen-Lithium-Batterie BMS PCB Protection Board Balance

3S Lithium Battery Protection Board 25A. 1 x PCB Protection Board. 3S Lithium Battery Capacity Indicator. 1PC 3S Lithium Battery Capacity Indicator Module. The internal resistance of 3 battery capacity are closer will be better.

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