The Honeywell True HEPA Allergen Germ & Particle Remover Air Purifier 50255-HD is a plug-in unit designed to improve indoor air quality by capturing allergens and other contaminants. With its True HEPA filtration technology, this air purifier effectively removes particles as small as 0.3 microns, helping to reduce symptoms for those with allergies. The sleek design, standing at 17 1/2" tall and 16 1/2" wide, and lightweight construction make it easy to use in various settings around the home, contributing to a healthier environment for occupants.