The Mainstays 1.25 Gallon Vaporizer produces warm and visible steam helps add moisture into the air and thus increase the humidity of the environment. Dry air from the room is mixed with the steam providing soothing comfort. The vaporizer can help to temporarily relieve congestion and cough, reduce static shocks, relieve dry skin and protect furniture. And you can also drop the essential oil into its medicine tray to enjoy a nice moment wherever you are at home, office or school. It has a safety lock and power switch to ensure user safe. And the water tank is simple in structure and can be dishwasher-safe which makes you easier on daily maintenance.