E Bike Conversion Kit, Electric Bicycle Kit, Wheel Excavator manufacturer / supplier in China, offering Jm OEM ODM Supplier 48V 300ah LiFePO4 Battery 16kwh 15kwh Lithium Battery for Solar Home Energy Storage System, Jm UL CE Certified 314ah 300ah 51.2V Lithium Battery 16kwh 15kwh 48V LiFePO4 Battery with BMS, Jm Support OEM ODM Customization 48V LiFePO4 Battery 300 Ah Lithium Battery for 16kwh 15kwh Home Solar Energy Storage and so on.