TruAir Plug-Mount Odor Eliminator This Hamilton Beach TrueAir Plug-Mount Odor Eliminator does not mask odors-it eliminates them. Its carbon filter traps and neutralizes odors in the kitchen, in the bathroom and in pet areas as well as smoking/tobacco odors. The quiet fan pulls in unwanted odors. Plugs into standard 110 volt outlet. It has a filter replacement indicator and on/off switch.