The new number one in performance and price!
The new Turnigy Lipoly packs deliver full capacity at the said C rate.
You wont find a better deal in Lithium Polymer batteries anywhere!

Spec.
Minimum Capacity: 5000mAh
Configuration: 2S1P / 7.4v / 2Cell
Constant Discharge: 30C
Peak Discharge (10sec): 40C
Pack Weight: 291g
Pack Size: 143 x 49 x 16mm
Charge Plug: JST-XH

Discharge plug: 5.5mm Bullet-connector