18650 Battery, Rechargeable Battery, Battery Pack manufacturer / supplier in China, offering New Stock Lithium Electric Bicycle 21700 48g 4800mAh 35A Lithium Battery Cell, High Discharge Vtc6 3000mAh 3.7V Rechargeable Li-ion Battery Cell, Factory Direct 21700 40t High Discharge Lithium-Ion Battery Cell and so on.