From Dyson, this air purifier features: The latest generation 3-in-1 Dyson Purifier Humidify+Cool Formaldehyde™ combines intelligent sensing with an advanced filtration and humidification system to purify, humidify, and cool you. Three phases of purification sit within a fully sealed filtration and airflow system. So what goes inside, stays inside. A solid-state formaldehyde sensor and a unique catalytic filter detect and continuously destroy formaldehyde¹, a HEPA filter captures 99.97% of particles 0.3 microns in size. Then powerful Air Multiplier™ technology projects purified, hygienically humidified air throughout the room.² For a healthier, more comfortable environment. Multifunctional. Intelligently purifies, humidifies, and cools you. Latest generation Automatically purifies and hygienically humidifies for a healthier environment. Fully sealed to HEPA H13 standard. It's not just the filter that's fully sealed, it's the whole purifier humidifier. So what goes inside stays inside.³ Detects and destroys formaldehyde released from household items¹ Purifies and humidifies the room. Air Multiplier™ technology circulates purified, Hassle-free deep clean cycle. Thoroughly eliminates mineral build-up throughout the water system at the touch of a button. Three fan modes. Choose between Fan mode for direct cooling with your choice between 0 and 90° oscillation, Breeze mode to mimic a refreshing breeze, and Backwards airflow mode to purify and humidify without cooling you. Night mode. The machine monitors, purifies and humidifies using the quiet settings, with a dimmed display. Senses and reports. Automatically senses and reacts to changes in air quality and humidity - then reports them in real time on LCD screen and on the MyDyson™ app. Remote. Curved and magnetized remote stores neatly on top of the machine. Voice Service Compatible. Control your machine with simple, spoken instructions. Works with Amazon Alexa and Apple Siri®. Scheduling. Program your machine to turn off after pre-set intervals between 30 minutes and 8 hours. Measures approx. 36.33"H x 11.02"W x 12.3"L Weight 18lbs. What's Included: Dyson Purifier Humidify + Cool Formaldehyde - PH04 Dyson Genuine Filter Remote Control Owner's Manual Imported. ¹Third party full machine testing based on GB/T 18801-2015. Results may vary in practice. ²Tested for purification coverage in an 81m³ chamber. Tested for humidification coverage in a 41m³ chamber. ³Tested with particle challenge per EN1822 in a chamber per ASTMF3150. Tested at maximum fan speed. Requires device to run app, 2.4GHz or 5GHz Wi-Fi connection or mobile data, and Bluetooth® 4.0 support. For app compatibility, please search for ‘MyDyson’ on the iOS App Store or the Google Play Store. Standard data and messaging rates may apply. Voice control requires a compatible voice service. At fan speed 1.