Dyson Powerful Large Air Multiplier Pedestal Fan, AM08 Model, White/Silver Color, Adjustable Height of 3.6 Feet - 4.6 Feet, Remote Control Air Multiplier technologyAir is accelerated through an annular aperture, drawing in surrounding air to project a high-velocity cooling airflow. No blades. No choppy air. 35% quieterStreamlined air channels for reduced airflow turbulence make AM08 35% quieter than AM03. Energy efficientEngineered to create powerful airflow using less energy than AM03. Sleep timerFan can be programmed to turn off after preset intervals ranging from 15 minutes to 9 hours Remote controlChoose from 10 precise airflow settings. Curved and magnetized to store neatly on the machine. Product Dimensions: 6.6 x 23.1 x 21.1 inches