YXZNRC EC135 6CH Gyro 2.4G Flybarless Optical Flow Altitude Hold RC Helicopter. YXZNRC F150 2.4G 6CH 6-Axis Gyro 3D Direct Drive Flybarless RTF RC Helicopter. RadioLink T12D 12CH RC Transmitter 2.4G R12F Receiver for Drone Car Boat.
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