281MM EC135 C123 Remote Control Helicopter Aircraft for Adults Expert 6CH RC Heli Maintain Altitude Brushless Motor/Optical Flow Positioning/Fly Upside Down 3D Rolling (RTF 1Battery)
Product highlight: Add optical flow positioning .Upgraded General Bearing Controller. Adopting a single propeller without aileron design, 6-axis electronic gyroscope for stability enhancement, and incorporating a barometer for altitude control, hovering at height, more stable flight and easier control! Long battery life! The appearance is scaled down according to the actual aircraft, which can not only control flight but also serve as a decoration.
Tips 1:The helicopter should not be used continuously for more than 20 minutes. After 20 minutes of use, pause the operation and wait for the motor to cool down for 30-180MINS before using it again to avoid motor overheating and helicopter failure.
Tips 2:Please charge before use. Most of the problems during helicopter flight are due to insufficient battery power and failure to charge in a timely manner. When the battery is sufficient, the helicopter will respond better to commands.
The first addition of fly upside down functionality. This technology is innovative, and generally speaking, only high-end helicopters will open this feature. However, for ordinary users / beginners, switching this function and independently controlling it can be very difficult. Prepare for experts.
Functions: ascent, descent, forward, backward, left flight, right flight, left rotation, right rotation, flying along the route, stunt flight actions. Dimensions:The rotor diameter is 251mm, and the fuselage length is 281mm,height is 92mm.