Hyperion G3 Ex 3300 Mah 3S 11.1V 45C/90C Lithium Polymer Battery Battery Pack Dimensions: 136 mm x 43 mm x 23 mm Battery Pack Weight 278 g/9.81 oz. Specs At A Glance: Battery Voltage: 11.1 V; Battery Capacity: 3300 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: 16.5 Amps; Max Continuous Discharge Rate: 148.5 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