InSight Series Air Purifier delivers powerful, HEPA filtration and features a cutting-edge design that displays setting information from a distance. Easy-to-read, color-coded feedback on the clear, InSight display panel illuminates which of the four cleaning levels you select. Included HEPA-certified filter helps capture up to 99.97 percent of microscopic allergens and particles. Portable air purifier can help capture airborne particles such as dust, smoke, pollen, pet dander and mold spores in medium to large-size rooms. It filters air up to 4.8 times per hour in a 190 square foot room. Carbon-activated pre-filter helps trap larger particles and reduces odors and VOCs. Air purifier features easy-to-touch controls, auto shutoff timer, control panel with adjustable lighting and three power settings. Silent operation provides a quiet experience. Replace your HEPA filter with Honeywell's R Certified True HEPA Filter every 12 months for optimal cleaning performance.