Portable 3-in-1 air purifier. 3-in-1 capabilities enable the purifier to capture dust and allergens using a true HEPA filter， reduce odors as they pass through the air， and kill off germs and bacteria using UV-C light sanitization. With the HEPA filter capturing 99.97% of airborne allergens and the UV-C light killing 99.9% of viruses， bacteria， and germs， contaminants don't stand a chance. With three speed settings and an Ultra-Quiet Sleep Mode， this air purifier is flexible enough to use anywhere or at any time. 2 filtration stages， HEPA & carbon filters， UV-C light， 99.9% sterilization rate， digital controls， filter replacement indicator， and 52 dB noise level. Covers up to 222 Sq. Ft. Removal rate: CADR CFM， Smoke 143， Dust 145， Pollen 228.