POWERFUL PURIFICATION: Pure Air Microforce uses a powerful, fast fan to deliver 4 speeds of purification based on the air quality around you. EXCEEDS HEPA STANDARDS: Anti Allergen NANOSEAL captures more micropollutants than HEPA standards require. Trapping 99.98% of large, small, and micro sized particles (based on EST RP CC007.3, 0.1–0.2 microns). ”Allergens” refers to non living matter. AUTOMATICALLY ADJUSTS: Clean Sense IQ tracks air quality and constantly adjusts power to maintain clean air in your home. (Measures three particle sizes: PM1, PM2.5, and PM10). SMALL ROOM COVERAGE: Cleans up to 500 square feet based on 1 air change per hour. Perfect for smaller rooms such as bedrooms, laundry rooms, mud rooms and nurseries. WORRY FREE ALLERGEN RELIEF: Protects your home from common air pollutants such as dust, dander, allergens and smoke. ”Allergens” refers to non living matter. COMPACT/PORTABLE: Shark's sleek and compact design is just 6 lbs., and can fit on smaller surfaces like nightstands and desktops for portable, powerful cleaning. FOR A GOOD NIGHT'S SLEEP: Ultra quiet performance, with dimmable lights for minimal sleep interruption. EASY TO USE: The control panel is easy to use and displays real time air quality, filter life, fan speed, eco mode, and more. REPLACE FILTERS: Purchase replacement filters every 6 12 months, based on continuous use. Genuine HE1FKPRO Shark Filters ensure your air purifier will function and filter properly off brand filters can lead to lower reliability and cause damage. WHAT'S INCLUDED: Shark Air Purifier and Nanoseal HEPA Filter.