Battery, Lithium Battery, Lithium Polymer Battery manufacturer / supplier in China, offering Custom 3.7V Rechargeable Lipo Battery Lithium Polymer Li-Polymer Batteries for 3c Electronics, Rechargeable Lithium Polymer Battery 501220 3.7V 100mAh for Small Electronics, Custom Lithium Ion Cell 3.7V 502040 350mAh Polymer Battery and so on.