3S 12.6V 4S 16.8V 6A 9A 18650 Li-ion Lithium Battery Charger Protection Board Overcharge and Overdischarge Protection Module
USD 5.44USD 6.80
3S 12.6V 4S 16.8V 6A 9A 18650 Li-ion Lithium Battery Charger Protection Board Overcharge and Overdischarge Protection Module