Li-ion Polymer Battery Cells. Widely used in 3C products, wearables, medical devices and IoT devices. As a rechargeable battery factory, we provide lipo single cell 3.7 v, lithium battery pouch cell, 3.7 v li ion cell, 3.7 v lithium ion cells, cell 3.7 volt, li po single cell 3.7 v, 3.7 v lithium cell, li ion 14500 cylindrical rechargeable cell 3.7 v, etc. For more info, contact us.