Sensor Touch Screen - A very elegant control panel, easy to use with a few buttons to chose from for all your needs.It includes the exclusive AQS system to control anytime the level of air quality Air Filtration System - 4 Layers filtering body: anti-dust pre-filter, HEPA filter against the small particles, active carbon filter, special photo-catalyst filter with UV light AQS system - The air quality is constantly screened during the use of the machine, and the lights will change colour depending on bad, moderate or good air quality Gas Odour sensor - When the sensor captures particles of smoke and gas, in AUTO mode the fan accelerates its speed to clean the air in a more efficient and quicker way TiO2 Filter UV light - very effective against all air impurities, the UV light has the property of destroying the cells of the particles that are then collected by this special photo-catalyst filter HEPA Filter - effective against dust particles as small as 0.3 µ m in diameter or bigger Carbon Filter - effective against various harmful gases thanks to the property of active carbons Ionizer - it neutralizes the particles of dust, pollen, car fumes and smoke contained in the air Washable re-usable Pre-Filter 3 Fan speeds auto Timer off 1-2-4-8 hours Filter dirty indicator - after 720 hours of use the machine advices that the 2in1 Hepa Active Carbon filter needs to be replaced Control panel with sensor touch screenActivated Carbon Filter: Yes Airflow (m³ h): 110-160-255 Depth: 17-2 3 Filtration Levels: 5 Finish: White Height: 9 Ionizer: Yes Noise Level Min-Max (dB(A)): 33-50 Speeds: 3 Suitable for Rooms Up to (m²): 80 Timer: 1-2-4-8 hr Washable Antidust Pre-filter: Yes Weight: 19.6 Width: 16-3 5