Dimensions: 5.5 diam. x 11.22H in.. Certified HEPA+ filter with activated carbon and ionizing technology. Removes up to 99.7% of allergens and pollutants. Absorbs gases and odor with microporous structure. Intuitive touch panel with 2-speed intensity. Ultra-quiet and energy-efficient. Removable long-life filter. Freshen up indoor air in any season (and in any room) with the bbluv HEPA and Air Purifier. In a sleek, modern form with a tabletop footprint, this purifier uses a removable, long-lasting HEPA+ filter with activated carbon and ionizing technology to remove up to 99.7% of mold, bacteria, mites, viruses, smoke, chemical gases, odors, pollen, pet dander, and other allergens and pollutants from indoor air. HEPA filters trap particles larger than 0.3 microns - recommended for those with breathing problems. The unit's simple colored LED touch-control panel lets you toggle between two speed settings, both ultra-quiet and energy-efficient.