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 LP202018 3.7V 42mAh 0.155Wh size is 3.2mm x 20mm x 19mm; it...