54.6V 40A Li-ion Battery Charger Manufacturer
54.6V 40A Li-ion Battery Charger Manufacturer : 54.6V 40A Li-ion Battery Charger Manufacturer. 110V or 230V AC input, smart 54.6V max charging for 48V lithium ion battery pack with steps pre-charge, constant current, constant voltage and trickle charging. 2 years warranty, high quality and factory price.