About this Product: njoy the benefits of having the Perfect Aire Travel Humidifier. It is very easy to use and gives you up to 40 percent more output. This Perfect Aire humidifier produces water particles that are very small for better dispersion. The unit causes very little condensation and emits a fine mist. This personal travel humidifier has different output levels and runs quietly. Perfect Aire Travel Humidifier: Personal travel micro mist ultrasonic humidifier Perfect Aire humidifier provides up to 40% greater output and 25% greater room coverage Water vapor particles are 70% to 80% smaller for quicker air dispersion and less condensation on and around the unit Uses a variety of water bottles as a water tank (water bottle not included) Personal travel humidifier produces visible cool mist with no filter to replace Features adjustable output levels, auto shut-off, 360-degree adjustable output direction, water fill indicator and a whisper quiet motor