LiFePO4 Battery, Lithium Battery, Electric Bike Battery manufacturer / supplier in China, offering 3.7V 804050 2000mAh Rechargeable Li-Polymer Battery for Toy Speaker LED Light Camera with 2pin pH 2.0mm Connector, 3.7V 604050 703048 103450 654060 1500mAh 2000mAh Rechargeable Li-Polymer Battery, High Performance 48V Slim Hailong Downtube Lithium Battery E-Bike Battery Pack 48V 14ah with Factory Price and 2 Years Warranty and so on.