LiFePO4 Battery, Lithium Battery, Pouch Cell manufacturer / supplier in China, offering High Capacity EV Marine Battery 300V 500V 600V Li-ion Graphene Powerboat Batteries with Fast Charger, 300V 500V 614V Standard Battery Module LiFePO4 Power Solution for Electric Boat System with IP67 Waterproof, Lithium Ion Battery Cells 3.2V 3.7V 20ah 30ah 40ah Electric Vehicle Batteries Rechargeable 6000+ and so on.