We are a High-Reliability LiPoly Batteries Manufacturer. We Provide Rechargeable 3.7V LiPoly Battery. Order Stock Batteries or Customize a New LiPo Battery; contact us to Get Information. This LiPoly Battery LP423050 3.7V 640mAh 2.368Wh size is 4.2mm x 30mm x 51mm; it...