* NOR collective pitch structure make perfect 3D maneuvers such as roll, inverted, and swoop flights. * The design of metal tail, metal swash plate and metal rotor head is of legerity, innovation, precise and stability. The autorotation landing system, made of high quality one-way bearing, maximally protects your helicopter from damage . * 35#B tail blades driven by axis provide easy adjustment, stable flight, and prompt reaction. * 36#B tail blades driven by belt provide easy adjustment, stable flight, and low noise. * 380PH motor as the main power is powerful and makes the flight much stable. * 7-ch transmitter PCM701 with adjustable PIT parameter, throttle curve, and servo exponential function.
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