3S 20A 12V Lithium Battery Charger Protection Board 18650 Li-ion Battery Cell Charging 11.1V 12.6V

Charging voltage: 12.6VMaximum output current: 20AMaximum output power / charging power: 252WColor: GreenMaterial: P,C,B Size: L*W*H: 59*20*3.4mm(2.32*0.79*0.13in)Note: Do not mix the good battery and poor battery to use. The internal resistance of 3 battery capacity are closer will be betterMaterial: Made of P,C,B material, high quality and durable to useSize: L*W*H: 59*20*3.4mm(2.32*0.79*0.13in)Application: For nominal voltage of 3.6V, 3.7V lithium battery (including 18650,26650, polymer lithium battery)Over discharger protection: Over current protection can ensure the security of battery pack