Flight Power FLIGHTPOWER Lipo FP30 5S 18.5V 2200Mah 30C 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: 4.06 x 1.30 x 1.54 (103 x 33 x 39mm) weight: 10.37oz (294G) Watt hours: 41.0 Continuous Discharge: 30C burst Discharge: 60C 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.