Polymer Li-ion Battery manufacturer / supplier in China, offering 3.7V 380mAh 751535 751635 Lithium Polymer Ion Battery 2.0mm Jst Connector 751535-400, 3.7V Lipo Battery 500mAh 403048 Lithium Polymer Ion Battery Rechargeable Lithium Ion Polymer Battery with Jst Connector 402540/380, 603040-600mAh 606090 3.7V 4000mAh Rechargeable Lipo Battery for GPS MP4 Camera Power Bank Tablet Electric Toys Lithium Polymer Battery and so on.