The 7.4V 4000mAh 2S LiPo Transmitter Battery from Spektrum, the leader in spread spectrum radio control.
Replacing your NiMh transmitter battery with a dedicated transmitter lipo battery brings a new dimension to transmitter functionality. Gone are the days of the constant need to keep your Tx lipo battery charged or topped off, and never again will you have to worry about having your Tx lipo battery die at the field.
Pulse 3800mAh Transmitter 7.4V 2S LiPo Battery for FrSky QX7
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This is the Pulse 7.4V, 4000mAh Ultra Power Series Spektrum DX7/DX8/DX9 Li-Poly Transmitter Battery Pack. Replacing your NiMh transmitter battery with
PULSE Ultra Power Series DX7S/DX8/DX9 Transmitter Battery (7.4V/4000mAh)
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