Filter 1: Pre filter traps hair, dust, and pollen.
Filter 2: Primary effect screen eliminates allergens from pet dander.
Filter 3: Dust deodorization net removes odors.
Filter 4: High efficiency activated carbon screen absorbs-odors, formaldehyde, toluene, harmful gases and traps-mold, spores, and bacteria.
Filter 5: Nano HEPA screen filters air to eliminate pollen, smoke and harmful gases
Ultraviolet light sterilizes and kills germs like MRSA