NEVERCHANGE FILTRATION: HEPA filtration that won’t need replacement. Debris Defense filter protects HEPA layers ,for up to 5 years, Tested to GB/T18801-2015 P.CCM, based on 50% CADR declined, 300SQFT, and 12 hrs daily operation on MAX fan speed. DUAL SPECIALIZATION: Our Anti-Allergen HEPA filter is designed to tackle a wide array of air contaminants with precision. From smog, toxins, and VOCs to wildfire smoke and more, experience comprehensive purification for healthier indoor air quality. $300+ IN FILTER REPLACEMENT SAVINGS: With NeverChange filtration, you won’t need replacement filters for up to 5 years. Vs.cost of replacing filters on a competitor unit over 5-year period in 300 square foot space. DEBRIS DEFENSE PROTECTION: Pulls in large particles like hair, dust, and dander, preventing buildup on your HEPA filter and maximizing performance. Easily remove the screens and vacuum, wipe, or rinse it clean in seconds. LARGE ROOM COVERAGE: Purify large areas—up to 650 sq. ft. in just one hour. Perfect for bedrooms, kitchens, living rooms, basements, and more. Based on AHAM AC-1, at one air change per hour. FRESH-SMELLING HOME: Odor Neutralizer Technology guards against odors throughout your home, releasing a fresh scent, delivering 2x better odor reduction vs. filtration alone. Based on ASTM E544 vs. HP150 with filter and carbon only, after 30 minutes. EXCEEDS HEPA STANDARDS: Anti-Allergen HEPA filter 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). Allergen 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). Results and updates are displayed in real-time on an LED screen. FOR A GOOD NIGHT'S SLEEP: Ultra-quiet performance, with dimmable lights for minimal sleep interruption. WHATS INCLUDED: Shark NeverChange Air Purifier, Debris Defense Washable Filter and NeverChange HEPA filter, Odor Neutralizer Cartridge