Ultra Small Curved Rechargeable Li-Polymer Batteries Tailor Made For Smart Rings

Ultra Small Curved Rechargeable Li-Polymer Batteries Tailor Made for Smart Rings Product Specifications/Features Cell: in any Shapes and Sizes to maximum the battery capacity Capacity:  depend on the inner effective space and the material system Voltage: 3.7V or 3.9V chemistry systems available Pre-wired: small wires with connector (can be equipped as per customer's requirement) Ultra curved battery is a custom shaped rechargeable Lithium Polymer battery, able to make full use of the internal space of the consumer electronic devices, providing greater capacity and longer usage time. The battery size and curving angle can be tailor made, as well as capacity for different requirements, OEM/ODM battery design and production is our great strengths at PERMA Battery. Contact PERMA Battery for more details please! Battery Expert for Your Battery Pack Design & Manufacture!  Hellen He PERMA Battery Co., Ltd. 5F Bldg1,Aohua,Gaofeng,Dalang Longhua,Shenzhen 518109 China