Dyson's latest purifier captures dust, allergens and bacteria. Even detects and destroys formaldehyde, continuously. Captures 99.95% of pollutants as small as 0.1 microns. With a powerful circulation to purify an 81m space. It combines a precise solid-state formaldehyde sensor with a unique catalytic filter that continuously destroys formaldehyde. HEPA H13 and activated carbon filters also capture dust, allergens, gases and other ultrafine pollutants. And Dyson purifiers have powerful Air Multiplier technology to purify the whole room.nAutomatically detects formaldehyde, airborne particles and gases, then diagnoses and reports in real time. Acoustically engineered to be 20% quieter than previous model. 50% quieter in Night mode.nAir Multiplier technology generates the circulation power to purify the whole room. In warmer weather, a powerful stream of purified airflow can cool you down. Oscillates up to 350.nHEPA H13 and activated carbon filtration removes gases and 99.95% of parti.

• The easy care filter is quick and simple to change, and there's automatic notifications on the fan
• Diffused mode diverts air through the back of the machine so there's no breeze
• For a peaceful night's sleep, this HEPA Cool Formaldehyde is 20% quieter than the previous model
• The Dyson Link app lets you see what's going on and set schedules