Hyperion G3 Cx 4000 Mah 6S 22.2V 25C/45C Lithium Polymer Battery Battery Pack Dimensions: 135.5 mm x 39.2 mm x 53.46 mm Battery Pack Weight 604 g/21.31 oz. Specs At A Glance: Battery Voltage: 22.2 V; Battery Capacity: 4000 mah; Battery Dishcarge Wire Size: 12 awg; Battery Balance Connector: Yes ;Battery Discharge Wire Length: 120; Battery Discharge Connector: none Capable of charging at a maximum 5C Charge rate: 20 Amps; Max Continuous Discharge Rate: 100 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