3.7V Standard Rechargeable Lithium Polymer Batteries LP373258 870mAh 0.3219Wh With PCM & wires 50mm LiPo battery Type Rechargeable Lithium Polymer Batteries LP203180 800mAh  Voltage 3.7V Energy 2.96Wh Net Weight 15g Detail Protection circuit&50mm wires LiPo...