Flight Power FLIGHTPOWER Lipo FP25 2S 7.4V 3300Mah 25C Star Plug Superior Cell matching, powerful Cells and longest Cycle life of any LiPo battery- 300+ cycles without noticeable drop in Cell performance Requires: LiPo compatible charger and balancer such as the great Planes electrify triton, Triton2 eq, and the vr-1 LiPo charging sack Dimensions: 5.12 x 1.69 x 0.59 (130 x 43 x 15mm) weight: 6.17oz (175G) Watt hours: 25.0 Continuous Discharge: 25C burst Discharge: 50C Always use a lipo-approved charger always use a LiPo Cell balancer or charger with Cell balancer. Always charge in a fireproof location Never: trickle charge or charge over 4.20V per Cell. Never disassemble, puncture or modify pack in any way. Never leave UNATTENDED during charging.