BREATHE FRESH AND CLEANER AIR: GermGuardian air purifiers help reduce germs and viruses, filter odors, and trap allergens with a true HEPA filter and optional UV-C light to deliver crisp, refreshing air to your home.POWERFUL AND CUSTOMIZABLE: Your at home comfort can be customized with 3 speed settings and an optional UV-C light on an easy to use knob. Made for small rooms up to 78 sq. Feet. WHY USE GENUINE GERMGUARDIAN FILTER REPLACEMENTS: Your purifier is only as powerful and effective as the filter you put inside, and our genuine Guardian replacement parts are essential for maintaining product performance. Each filter or bulb is designed specifically for a particular unit style. Not only will genuine replacement parts fit like a glove, but they also have the combination technology to match so that you can get the most out of your air purifier. CADR RATING: dust (56) pollen (76) and smoke (50). 1 year warranty GermGuardian gives you reassurance and a US based Tech Support team with a 1 year limited warranty in addition to your purchase. VOLTAGE: plug the power cord into a 120V AC outlet.