HEPA air purifier reduces smoke, common irritants, pet dander, odor, and gasses from your home Made for medium to large rooms with analog controls, a 3-speed fan for the desired cleaning level, and an ionizer for added purification Light technology reduces contaminants while photocatalyst filter eliminates fumes and chemicals Easy-to-clean filter limits the frequency of costly replacements; Clean filter indicator lets you know when it's time to refresh Convenient handle makes transportation from room to room quick and comfortable Clean air delivery rate (CADR): Pollen-155, Dust-132, Smoke-152 Voltage: 120 volts Power consumption: 55 watts Operation noise level: Less than 62