Hyperion G3 Cx 0160 Mah 1S 3.7V 25C/45C Single Cell Lithium Polymer W/Um Connector Battery Pack Dimensions: 43 mm x 11.1 mm x 6 mm Battery Pack Weight 4.55 g/0.16 oz. Specs At A Glance: Battery Voltage: 3.7 V; Battery Capacity: 160 mah; Battery Dishcarge Wire Size: n/a; Battery Balance Connector: n/a ;Battery Discharge Wire Length: n/a; Battery Discharge Connector: PZ U-Micro Capable of charging at a maximum 5C Charge rate: 0.8 Amps; Max Continuous Discharge Rate: 4 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, HP-UM6PADAPT (charge 6 U type packs at once using this parallel adapter plug)