Portable, space-saving design of this purifier makes it easy to fit into any environment, Highly effective in cleaning the indoor air, Quiet and simple to operate, HEPA-type filtration removes up to 99% of airborne particles as small as 2 microns from air passing through the filter, Enhanced Arm & Hammer filter helps eliminate common odors, Three speed settings provide options for different conditions, Optional ionizer and filter service indicator, Recommended for small areas up to 110 sq ft, Removes 99% of airborne particles up to 2 microns, Three speed settings, Optional ionizer, Filter enhanced with Arm & Hammer, SKU: AZERTY4166