Improved Indoor Air – The Airvana humidifier adds moisture to indoor air and help improve your skin, hair, sleep, and sinuses. Turn any room into a comfortable, well humidified environment. Efficient Operation – Utilizing ultrasonic operation, the Airvana humidifier uses vibration to produce water vapor, making it ideal to use in any room in your home or office. Convenient & Versatile – Perfectly sized for tabletop use, you can enjoy the benefits of the Airvana humidifier in places like your office, bedroom, living room, or family room. Easy to Use & Maintain – With a refillable tank and low water indicator, the Airvana humidifier offers convenient maintenance. Its automatic shutoff function ensures safe operation when the water tank is empty. Long Lasting Performance – With a capacity of 1.3L/5.5 cups of water, the Airvana humidifier can run for 6-7 hours, depending on the setting, providing long-lasting performance for your comfort and convenience. The Airvana 1.3L Ultrasonic Cool Mist Humidifier adds moisture to the air in your indoor environment to promote healthier skin, hair, sleep, and sinuses. The humidifier features an ultrasonic operation that uses vibration instead of heat to create water vapor. This ultrasonic function eliminates the safety concerns that are typically associated with hot water humidifiers.