As far as a lip batt..Whats everyone running 2 or 3 cell?

I was think of this batt..but would like to hear what others have done



Specifications:


Voltage: 11.1V
Capacity: 2300mah
Chemistry: Lithium Polymer

Balance Charge Plug: XH
Charge Rate: 1C

Discharge Plug: JR/Futaba
Dimension (LxWxH): 93x50x15mm
Weight: 138