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