Hyperion G3 Ex 4200 Mah 6S 22.2V 45C/90C Lithium Polymer Battery Battery Pack Dimensions: 136 mm x 43 mm x 54 mm Battery Pack Weight 674 g/23.77 oz. Specs At A Glance: Battery Voltage: 22.2 V; Battery Capacity: 4200 mah; Battery Dishcarge Wire Size: 10 awg; Battery Balance Connector: Yes ;Battery Discharge Wire Length: 120; Battery Discharge Connector: none Capable of charging at a maximum 5C Charge rate: 21 Amps; Max Continuous Discharge Rate: 189 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