Battery PackChina 2805 Wholesale 48V 50ah Lithium Polymer Li Ion Battery 20ah 30ah 40ah 50ah 60ah 100ah for off Grid Solar Home System, Find details about China Lithium Battery, Lithium Cell from 2805 Wholesale 48V 50ah Lithium Polymer Li Ion Battery 20ah 30ah 40ah 50ah 60ah 100ah for off Grid Solar Home System