Passive Noise Reduction - new level of silence! Up to 25% quieter with 5 modes from a quiet whisper to Turbo pressure. QuietSet® control - choose between 5 speeds and night use for extremely low sound volume. Specifications:  Powerful and quiet 1,2,4 or 8 hour auto-off timer Remote control Oscillating for cooling larger area Easy assembly without tools 3 year warranty Adjustable height Automatic light dimming Stable construction Dimensions: H:585 x L :550 x D:188