3S 40A BMS 11 1V 12 6V 18650 lithium battery protection Board with balanced Version for drill Motor 40A current (Discount 14 % )

3S 40A BMS 11.1V 12.6V 18650 lithium battery protection Board with balanced Version for drill Motor 40A current (Discount: 14 % ) US $2.67 (Discount: 14 % )

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