Features of Honeywell HAC35M1101 Portable Room Air PurifierGeneral Type Room Filter Type True HEPA Coverage Area 450 sq ft Technology Used HiSiv (Patented), HEPA and Dust Sensor Control Type Touch Panel Performance Features Air Flow Level 300 m3/hr km/hr Clean Air Delivery Rate 300 CMH CMH Number of Speed Settings 7 3D Circulation Air Flow Yes Convenience Features Portable Yes Indicators 3 Color Air Quality Indicator, Filter Replacement Indicator Silent Mode Yes Display Type Touch Panel Other Convenience Features Auto Mode, Sleep Mode Dimensions Weight 9.5 Kg Height 67 cm Width 31 cm Depth 50 cm Power Features Power Consumption 52 W Other Power Features 7 W (At Lowest Fan Speed), 52 W (At Max Fan Speed) Additional Features Operating Temperature 0 - 40° C degree C degree C Noise Level 54 dB Adjustable Fan Yes