Spektrum DX9/DX7S/DX8/DX6 Gen 2/3 4000mAh 7.4V Transmitter LiPo Battery by Venom



Venom is excited to deliver our lightest, best performing LiPo batteries in our 15-year history. FLY packs are specifically engineered for flight and help you pilot your favorite RC planes and helicopters to new heights.

Produced using the best LiPo technology available, bred from our racing heritage, and built for RC Airplanes and RC Helis.

The Venom Fly Transmitter LiPo Battery for Spektrum doubles the flight time of the stock transmitter battery and offers advanced safety and features like built-in cell balancing…


  • Battery Type: Lithium Polymer (LiPo Battery)
  • C Rate: 0.5C
  • Volts: 7.4
  • Capacity: 4000mAh
  • Cell Count: 2S
  • Cell Configuration: 2S1P
  • Continuous Discharge: 0.5C (2.0A)
  • Max Burst Rate: 0.875C (3.5A)
  • Max Volts per Cell: 4.2V
  • Max Volts per Pack: 8.4V
  • Min Volts per Pack: 6V
  • Charge Rate: 0.5C (2.0A)
  • Max Approved Charge Rate: 0.5C (2.0A)
  • Wire Gauge: 20 AWG Soft and Flexible Low Resistance Silicone Wire
  • Plug Type: Spektrum 2-Pin
  • Dimensions: 69.5 x 52 x 18.5 mm / 2.7 x 2 x 0.7 in
  • Watt Hours: 29.6
  • Weight: 144g (5.1 oz)