This is the Venom Power 2S 25C 3300mAh 7.4V LiPo Battery with the Venom Universal Plug System. For car usage Venom Universal Four Plug System allows connectivity between today's four most common battery plugs, Tamiya, TRA, Deans and EC3, simply attach desired plug to Venom plug on battery's wire leads Balance connector This battery is warranted against defects in original material and workmanship only. No term warranty is offered with this battery Venom Power 2S 25C 3300mAh 7.4V LiPo Battery with TRA, Deans, Tamiya and EC3 plugs LiPo charger with balancing capabilities Length: 5.4" (138mm) Width: 1.8" (46mm) Height: 0.94" (24mm) Lead Wire Size: 12 AWG Weight: 7.93oz (225g) Lead Wire Length: 3.75" (95mm) Charge Rate: 1C (3.3A) Continuous Discharge: 25C (82.5A) Max Burst Rate: 40C (132A) Max Volts Per Cell: 4.2V Max Pack Voltage: 8.4V Min. Discharge Volts: 6.0V Watt Hours: 24.42 ALWAYS use a LiPo-approved charger ALWAYS use a LiPo Cell Balancer ALWAYS read all instructions and warnings on battery and packaging NEVER Charge over 4.20V per cell NEVER Charge at currents greater than 1C NEVER Charge through the "To ESC or "DISCHARGE" lead NEVER Trickle Charge NEVER allow to Discharge below 2.5V per cell NEVER disassemble or modify pack wiring in any way or puncture cells NEVER place on combustible materials or leave unattended during Charging ALWAYS charge in a fireproof location ALWAYS set charger's output volts to match battery volts ALWAYS keep out of reach of children jxs 08/17/11 ir/jxs &