Lipo Battery, Lithium Ion Battery, Lithium Battery manufacturer / supplier in China, offering Professional Production 603030 3.7V 520mAh Rechargeable Lithium Polymer Battery Pouch Ion for Bluetooth/Headphones Model, UL/CB/Kc Rechargeable Lipo Ultra Thin Small 3.7V 120mAh 401230 Lithium Polymer Battery for Bluetooth Earphone/Digital Products, Factory Li-Polymer Battery 3.7V 603450 1050mAh Lithium Polymer Lipo Rechargeable Battery for Metal Detector Medical and so on.