Holmes True HEPA 360 Air Purifier with 3-in-1 filter, Medium Room (HAP360W)

True HEPA filter is 99.97% efficient in removing airborne allergen as small as 0.3 microns; 3-in-1 filtration system captures larger particles with a  pre-filter, then passes through the True HEPA filter, and finally removes odors through the carbon filter; 100 CADR idea for rooms up to 155 sq ft; 3 speed settings and 8 hr timer to keep fresh and pure air circulating throughout the room; Quiet motor at low speed to decrease any noise distractions ; Filter Light Indicator lets you see the progress of your filter life and reminds you when filter needs to be replaced; Night Mode to creates the perfect sleep environment