DC pure copper motor,wind is smooth,mute motor,bass noise reduction,strict control of fan operation.Designed for pure air,enjoy life at a low decibel level,nose does not exceed 46 decibels,quiet soft wind,with you sleep peacefully. Ceiling fans have positive and negative rotation, so positive rotation is cool in summer and negative rotation is warm in winter. This mechanical and aesthetic masterpiece puts out a powerful airflow and is perfect for any contemporary space. Featuring a low consumption DC motor and 6 speed remote control with reverse. High quality PC fan blade, thick and wide air supply, aerodynamics principle, airfoil imitation design, static with stability, enjoy comfortable natural wind.