UV – Powerful Eco-friendly UV-C LED technology kills 99.9% of viruses, odor causing , certain molds and other allergens. Mercury and Ozone free! Portable design gives you high air quality at your desk, in the house, RVs, hotels, in the car or anywhere next to you on the go! Charge your phone or other device while it runs. Eliminate harmful Formaldehyde, Benzene, , dust particles, cigarette smoke, gasoline smells as well as other odors, and viruses. Medical Grade H13 HEPA Filter – Triple layered high efficiency filtration that kills 99.99% of 0.3UM diameter aerosol and other fine particles. Change fan speeds to ultra silent and purify the air next to you while you or your little ones sleep.