7.4V 1280mAh Polymer Rechargeable Battery

True Rated.

Nominal Voltage: 7.4V
Nominal Capacity: 1280mA
Power: 9.47 Wh

Lithium-ion and Polymer batteries are stored and sold in near discharged state to prevent cell bloating while in storage. You should charge them before using. Maximum capacity is achieved after a few charge-discharge cycles.