7 5 blades - the secret to smoother breezes Mi Smart Standing Fan 2 's two layers of fan blades rotate simultaneously, increasing airflow for more efficient cooling. With a longer reach, the dual blades also provide a softer, three-dimensional breeze. Precise speed settings Switch between natural wind and direct blow. Set the fan speed from 1 to 100 in the Mi Home app to get the desired airflow. Only 1kWh for the whole summer The fan uses a copper wire DC motor, which has higher operating efficiency and longer life than an aluminum wire motor. It provides a constant speed for more stable ventilation and less energy consumption. Its blades produce a maximum airflow of 20 m3/min. Ideal for any room Press a single button to easily adjust the height of the stand. Place it on a table or on the floor. Ultra-wide ventilation angle Adjustable wide angle ventilation with a maximum range of 14m to provide room cooling for the whole family. Horizontal rotation is 140° and 39° tilt up and down. Keeping the room cool and quiet With a smooth-running brushless DC motor and two blades, the fan has been optimized to provide exceptionally quiet operation without interference. Every detail has been rigorously tested Horizontal rotation - 5000 tilt adjustment up and down - 1000 Power button usage - 10000 Function key usage - 10000