Comes with a precise solid-state formaldehyde sensor with a unique catalytic filter that detects & continuously destroys formaldehyde Intelligent Purification: Advanced HEPA H13 filtration system which automatically removes 99.95% of allergens & pollutants as small as PM 0.1 (0.1 microns) including dust, pollen, mold spores, bacteria, pet dander, VOCs and other harmful gases/odors Comes with 350 degrees oscillation and Air Multiplier technology - Amplifies surrounding air, giving an uninterrupted stream of purified airflow justifying it to be THE air purifier for larger spaces Automatically monitors, reacts and purifies – then reports to your Dyson Link app. Stay connected with WiFi/Remote control.Night-time mode - Monitors and purifies using the quietest airflow settings, and with a dimmed display Integrated sensors constantly analyse your air, while our unique algorithm cross-checks data every second. It diagnoses pollutants at a molecular level, displaying live results on the LCD for 4 different pollutants in real-time - PM2.5, PM10, VOCs, NO2. Also displays overall AQI (updated every 12 seconds) & 24-hour AQI graph on screen Dual Functionality: HEPA Air Purifier + Bladeless Fan in one. Voice Enabled: Alexa and Google Assistant controlled for easy operation of your air purifier; Features include easy scheduling, 10 air-speed settings, night-time mode, sleep timer, and an easy-to-clean aperture with no fast-spinning blades so its safe for little fingers or paws Comes along with the high-efficiency vacuum sealed 360° glass HEPA Filter & Tris-coated activated carbon filter - what goes inside, stays inside Certified Asthma and Allergy friendly - Dyson air purifiers are certified asthma and allergy friendly by Allergy Standards Limited Easy Filter Care - The filter is quick and easy to change. With automatic filter-life notifications on the machine. Now with two-year warranty