Polymer Li-ion Battery manufacturer / supplier in China, offering Li-ion Battery 402540/380 for Wireless Mouse, Car Recorder, Facial Cleanser, Electronic Scale, Bluetooth Headset Lithium Ion Polymer, 10 -30PCS Battery 501010 501012 401010 401012 400912 450912 3.7V 35mAh Lipo Lithium Batteries for Bluetooth Headset Rechargeable 400909 with Pin, 301230 3.7V 200mAh 381221 80mAh Polymer Lithium Ion Rechargeable Battery Li-Po Battery for Bh505 Headset and so on.