Balight Hepa Air Purifier for Home&Travel with True HEPA & Carbon Filters, Portable Desktop Hepa Filter Air Purifier for Allergies & Pets Reduce Mold Odor Smoke Dust Pollenfor Desktop HEPA AIR PURIFIER WITH 99.97% FILTRATION EFFICIENCYThis air cleaner purifier with Hepa filter that strictly conforms to Hepa standards, filtration efficiency of the airborne molecules like germs, bacteria, mold, dust, smog, pollen, PM 2.5, Pet dander/Odor and other allergies reach 99.97%, efficiently improves air quality in your home, no use of UV required, filter air through HEPA spit clean air out the top. NEWLY AIR PURIFIER WITH ESSENTIAL OIL TANKThe home desktop air purifier builds an essential oil groove above the fresh air outlet, open the cover and add drops of essential oil in it, the essential oil with the fresh clean air diffuse in the space, enhance essential oil effect, make you more enjoy the aromatherapy. IDEAL FOR AUTUMN AND ALLERGY SEASON Air purifier helps get rid of common allergy triggers to protect your family. Air purifier for pet odor,including dust mites, pollen, mold, pet dander, as well as other small particles and pollutants. Also ideal for a perfect gift for your friends, family, and colleagues. QUIET PORTABLE BEDROOM AIR PURIFIER Balight updated air purifiers engine and uses the soundproof material, reduce the work noise of low fan speed to less than 30dB, high fan speed to less than 40dB. Will never cause noise to bother your rest. The size12 x 7.4 x 7.3in makes it easy to put anywhere. Use it on the office or kitchen to continually supply the fresh air and help you keep a clear head or in bedroom to provide cleaning air + aromatherapy to improve sleep quality. LIFETIME SUPPORT-1 YEAR WARRANTY On average, the filter should be replaced 3000 Hours, also depending on the frequency of use and the air quality in your area. A continuous lightning of the breath light signals a need for replacing the older filter with a new one. Our 24x7 hour's online service is to provide 100% customer satisfaction.