Engadget has been testing and reviewing consumer tech since 2004. Our stories may include affiliate links; if you buy something through a link, we may earn a commission.As clean as your home may be, there are plenty of factors at play that can contribute to the accumulation of pollutants indoors. An air purifier is an easy way to freshen things up and improve the air quality in your home — and one of our favorites, the, is currently 14 percent off.
The Levoit Core 400S combines pre-filter, activated carbon and HEPA into a ring-shaped filter that can be replaced for $50. The company claims it can purify an area of 1980 square feet once per hour. It may not have a standout design, but it gets the job done.