Battery, Lithium Battery, Lithium Polymer Battery manufacturer / supplier in China, offering Rechargeable Lithium Polymer Battery 501220 3.7V 100mAh for Small Electronics, Custom Lithium Ion Cell 3.7V 502040 350mAh Polymer Battery, Pouch Battery Manufacturing 800mAh 850mAh 900mAh 603048 3.7V Lipo Battery and so on.