Stacked with features, customise your level of comfort and air circulation easily with this unit. Choose from 3 speed settings and 3 intelligent cooling modes: Normal, Natural Breeze and Sleep. Normal Mode: Operates with the selected wind speed. Natural Breeze Mode: Fan speed automatically shifts through wind speeds to imitate a natural wind speed rhythm. Sleep Mode: automatically lowers wind speed in intervals, depending on the speed setting chosen and then runs continuously at low speed.