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: 1800mAh
Configuration: 2S1P / 7.4v / 2Cell
Constant Discharge: 40C
Peak Discharge (10sec): 50C
Pack Weight: 117g
Pack Size: 116 x 34 x 14mm
Charge Plug: JST-XH
Discharge plug: XT60  

PRODUCT ID: T1800.2S.40

Capacity(mAh) 1800 Config(s) 2 Discharge(c) 40 Weight(g) 117 Max Charge Rate (C) 5 Length-A(mm) 116 Height-B(mm) 34 Width-C(mm) 14