Lithium Battery Pack, LiFePO4 Battery Cells, LiFePO4 Battery Pack manufacturer / supplier in China, offering 36V 48V Battery with 30ah Capacity for E-Bicycle Replacement, 36V 48V LiFePO4 Battery Pack for Reliable E-Bicycle Replacement, LiFePO4 Battery Pack for 60V 72V E-Bikes and Motorcycles and so on.