No matter where you go, the Mist Aire Travel Ultrasonic Humidifier from Pure Enrichment makes it easy to moisturize the dry air in your personal space. The portable tabletop humidifier is compact enough to fit inside your carry-on luggage for quick set up in your hotel room when traveling. It also mists quietly for up to 6 hours on a single 16.9 oz water bottle, making it perfect to use in a small nursery or office. Note: Mist Aire Travel features a soft blue mood light. Most users find the light to be relaxing and useful for overnight operation. However, if you’re sensitive to light while sleeping, please note the light cannot be turned off.