Alkaline Battery, Ni-MH Battery, Lithium Battery manufacturer / supplier in China, offering 3.7V Lipo Battery 802025 150mAh 350mAh 600mAh 800mAh 1200mAh 2000mAh 5000mAh 10000mAh Customized Lithium Polymer Battery, 3.7V Factory Polymer Lithium Battery 703040 800mAh Soft Pack Pouch off Lithium Ion Battery High Quality Pouch Ion Battery, 702040 500mAh Lithium Polymer Battery 3.7V Lipo Battery Li Ion Rechargeable Battery Prismatic Pouch Cell for Smart Watch and so on.