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10pcs 4S 30A 14.8V / 16.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance Integrated Circuit Board

USD 15.22USD 21.43

10pcs 4S 30A 14.8V / 16.8V Li-ion Lithium 18650 Battery BMS Packs PCB Protection Board Balance Integrated Circuit Board

Description
Specification
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