Battery, Lithium Battery, Lithium Polymer Battery manufacturer / supplier in China, offering Rechargeable 3.7V Lithium Ion Batteries 21700 3.6V 5000mAh 3c Li-ion Battery for Power Bank, High Quality 3.7V Li-ion Batteries 21700 3.6V 4500mAh 1c/2c/3c/5c Rechargeable Lithium Ion Battery, High Capacity 3.7V Lithium Ion Batteries 21700 3.6V 6000mAh Rechargeable Li-ion Battery and so on.