Lithium Battery Pack, LiFePO4 Battery Cells, LiFePO4 Battery Pack manufacturer / supplier in China, offering Li-ion Battery 3.7V 800mAh 18500 Lithium Ion (14500, 14430, 21700, 26650), 21700 Battery 3.65V 5000mAh Lithium Battery for Electric Scooter/Electric Bike, Portable High Capacity Rechargeable Lithium Battery for E-Scooter Applications and so on.