3S 4S 40A 60A Li-ion battery protection board 18650 charger PCB BMS with balance enhancement drill motor 11.1V 12.6/14.8 16.8V
USD 0.79USD 1.98
3S 4S 40A 60A Li-ion battery protection board 18650 charger PCB BMS with balance enhancement drill motor 11.1V 12.6/14.8 16.8V