Hyperion G3 Cx 0180 Mah 1S 3.7V 25C/45C Single Cell Lithium Polymer Battery Pack Dimensions: 30.6 mm x 20.2 mm x 5.1 mm Battery Pack Weight 5.1 g/0.18 oz. Specs At A Glance: Battery Voltage: 3.7 V; Battery Capacity: 180 mah; Battery Dishcarge Wire Size: n/a; Battery Balance Connector: n/a ;Battery Discharge Wire Length: n/a; Battery Discharge Connector: n/a Capable of charging at a maximum 5C Charge rate: 0.9 Amps; Max Continuous Discharge Rate: 4.5 Amps Suggested Accessories: Hyperion EOS 0606i DC Charger, Hyperion EOS 0606i AC/DC Charger, Hyperion EOS 0615 Duo Charger, or Hyperion EOS 0720i AC/DC Charger