Maintain a moisture level between 40%-60%. This will help reduce the survival of flu viruses on surfaces and in the air, and ease dry nose, throat, eyes and skin discomforts. Feel easy breathing for a more comfortable sleep. Suitable also during cough and cold episodes. Releases up to 99% bacteria-free mist into the air. Features: Tank carrying handle. Inhalant cup for essential oils. Auto shut off. Translucent tank with broad opening 4. with facilitated cleaning. Dishwasher safe cooling chamber and removable tray.