Excellent Filtration Performance. Filters 99.98% of the PM 2.5 pollutants so you can breathe with confidence.  cleancel anti-microbial coating. With broad spectrum, it prevents the growth of common bacteria that cause allergies and odours. True Hepa Filter. Excellent 99.98% effectiveness to product clean, pure air. Reduces 99.6 Virus and Eliminates more then 99% of VOC. Reduces 99.6% air borne influenza virus and reduces the orgic compounds indoor that causes throat, nose and eye irritation.