ProTek R/C 2S "Supreme Power" Li-Poly 25C Battery Pack (7.4V/850mAh)
[PTK-LP-850-2S25]

ProTek R/C 2S "Supreme Power" Li-Poly 25C Battery Pack (7.4V/850mAh)
Graham - Rating: 5 of 5 Stars! Saturday, July 16, 2011
This lipo has way more punch than the battery that comes stock with the cx line. Great battery at an even greater price! Unbelievable.