3-STAGE AIR PURIFICATION: Clean and sanitize your air from 99.97% of dust, pollen, pet dander, smoke, and household odors. Stage 1: Pre-filter; Stage 2: Activated carbon filter; Stage 3: True HEPA filter.
4-STAGE AIR PURIFICATION: Clean and sanitize air particles as small as 0.3 microns from 99.97% of dust, pollen, pet dander, smoke, and household odors. Stage 1: Activated carbon pre-filter; Stage 2: True HEPA filter; Stage 3: UV-C Light + Photocatalyst Filter; Stage 4: Ionizer.
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