From Dyson, this air purifier features: Dyson's purifying fan heaters combine intelligent sensing with an advanced filtration system. A filter removes gases and odors, and a HEPA filter captures 99.97% of particles 0.3 microns in size. Powerful Air Multiplier™ technology purifies and heats the whole room.* Automatically senses, captures, and traps pollutants for cleaner air. Multifunctional. Intelligently purifies, heats, and cools you.² Fully sealed to HEPA H13 standard. It's not just the filter that's fully sealed, it's the whole machine. So what goes inside stays inside. Air Multiplier™ technology generates the circulation power to draw distant pollutants into the machine, projecting purified air throughout the whole room* Automatically senses and reacts to changes in air quality, then reports pollution in real time on LCD screen and on the MyDyson™ app³ Choose between Fan mode for direct cooling with up to to 350° oscillation and Backward airflow mode to purify without cooling you The filter is quick and easy to change. With automatic filter-life notifications on the LCD screen or MyDyson™ app.³ Program your machine to turn off after pre-set intervals between 30 minutes and 8 hours In Night mode, the machine monitors and purifies using the quietest settings with a dimmed display Control your machine hands-free with compatible voice services. Works with Amazon Alexa, Apple Siri, and Google Home.³ Dimensions approx: 30"H x 5.12"L x 5.12"W Weight 12lbs. What's Included Dyson Purifier Hot + Cool - HP07 - Smart Tower Air Purifier, Heater and Fan 360 Glass HEPA and Activated Carbon Filter Remote Control Owner's Manual Imported. *In Maximum setting. Tested for air projection (DTM801), purification coverage in a 2860ft3 room (TM-003711), and heating performance in a 1236ft3 room (DTM961). ²Fan, not an air conditioning unit. ³Requires 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.