Overview Dyson purifiers combine intelligent sensing with an advanced HEPA H13 filtration system that captures 99.95% of particles as small as 0.1 microns. ¹ A layer of activated carbon also removes odours and gases including VOCs. ² Key Features Senses and reports Automatically detects airborne particles and gases. then diagnoses and reports them in real time. Captures HEPA H13 and activated carbon filtration remove gases² and 99.95% of particle pollution. ¹ Circulates Air Multiplier? technology generates the circulation power to purify the whole room. ³ Purifier sealed to HEPA H134 Sealed airflow and filtration system. So. our whole machine. not just the filter. meets HEPA H134 standard. What goes inside. stays inside. Heats in winter With long range projection. it's quick to heat the whole room evenly5. Cools you in summer In warmer weather. a powerful stream of purified airflow can cool you down. Diffused mode Diverts airflow through the back of the machine. To purify. without cooling you. Oscillates up to 350 ° Adjustable oscillation projects purified air around the whole room. Night mode Monitors and purifies using the quietest settings. with a dimmed display. Intelligent control and data Control and monitor air quality from anywhere using the Dyson Link app.6 Voice control Control it hands free with compatible voice services. 7 Easy filter care The filter is quick and easy to change. With automatic filter life notifications on the LCD or Dyson Link app.6 Remote control Curved and magnetized to store neatly on the top of the machine. ¹ Tested for filtration efficiency at 0.1 microns (EN1822). ² Gas capture rates vary. ³ In maximum setting. Tested for air projection. purification coverage in a 81m3 room. 4 Particle challenge by DEHS oil specified in EN1822 within a chamber specified in ASTM F3150. Tested in Max Mode at IBR US. for whole machine efficiency above 99.95%. 5 Tested for air projection. purification coverage in a 81m3 room and heating performance in a 35m3 room. 6 Requires device to run app. Wi Fi or mobile data. Bluetooth 4.0 support. and iOS version 10 or Android version 5 (or above). Standard data and messaging rates may apply. 7 Refer to the Dyson Link app for compatible voice services. WARNING: This product contains a button/coin battery and is hazardous. Keep batteries away from children. Batteries can cause severe or fatal injuries in 2 hours or less if swallowed or placed inside any part of the body. Medical attention should be sought immediately if it is suspected the battery has been swallowed or placed inside any part of the body.