GUARDING YOUR AIR with 4 LAYERS OF 360 DEGREE PROTECTION: high efficiency, 360 Degree, True Genuine HEPA PURE air filter captures 99.97% of particles as small as 0.1 microns from all directions. With over 116 pleats and over 20 square feet of filter area, our True Genuine HEPA PURE air filter traps dust, pollen, harmful germs, and pet dander ZERO OZONE CERTIFIED: Ultraviolet - C (UV-C) acts as the ultimate line of defense, helping reduce airborne germs such as Staphylococcus Albus, Escherichia Coli, Aspergillus Niger, and Phi-X174 as well as airborne bacteria and mold spores*. Turbo charge your refresh with our optional UV-C setting. Our 3.5 watt quartz glass bulb is over 600% more effective than single LED-led solutions resulting in a ZERO OZONE verified product that releases cleaner, fresher air back into the room INTELLISENSE AIR QUALITY INDICATOR: measures the room air quality 60 times per minute using a PM 2.5 sensor detecting tiny particles in the air smaller than the diamet