Sharp FPP30U Plasmacluster Air Purifier Bacteria germsmold spores pollenpet dandersmokedust and odors can make breathing more difficult.Sharp Plasmacluster Air Purifier helps remove these irritants from the air that passes through it with an ultra quiet fan that draws air through a threestage filter system.Plus the revolutionary Plasmacluster Ion Technology actively refreshes the air.The FPP30U is ideal for a living room family room study or bedroom.The FPP30U is a smart way to choose cleaner healthier more breathable air.