The Electrolux Flow A3 Air Purifier is a sleek and modern device that improves indoor air quality. Its 4 stage filter system effectively removes pollutants, allergens, and odors. The pre-filter captures dust and pet dander, the activated carbon filter eliminates unpleasant odors and harmful gases, and the True HEPA filter captures 99.97% of particles as small as 0.3 microns. The ionizer releases negative ions to further purify the air. With intuitive controls and a built-in air quality sensor, this air purifier is easy to use and automatically adjusts fan speed based on the room's air quality. The timer function saves energy by allowing you to set a specific operating duration. Improve your living space with the Electrolux Flow A3 Air Purifier.