Blueair's 2-in-1 Purify + Humidify is a powerful multi-functional air purifier + humidifier that provides both clean and humidified air all in one smart and beautiful device. Blueair's HEPASilent Technology purifies dirty air, while 360° InvisibleMist Technology humidifies dry air, delivering ultimate air care with clean, fresh air and balanced humidity— dual-action technology for ultimate air wellness. Independently evaluated for safety standards and third-party tested for performance as part of the AHAM Verifide Program for air cleaners, the fast purification takes only 12.5 minutes to clear the air, removing 99.97%** of all airborne pollutants down to 0.1 microns. Innovative refill through our premium LED display that doubles as a water refill without hassle, Auto Smart control with AutoHydrate feature; app connection, Night and Auto mode available, Designed to be easily cleaned and handled. **Tested on PM2.5 up to 90 minutes