The Homedics Breathe Better Portable Ultrasonic Humidifier in Navy is a sleek and efficient appliance designed to improve indoor air quality. With a portable design, this humidifier is easy to use and move around as needed. Its 7.7 ounce tank capacity and ultrasonic technology ensure high-quality humidification for a coverage area of 100 sq ft. The 10-hour auto shutoff feature, along with the rechargeable power source, makes it convenient and energy-efficient. This humidifier is perfect for personal use or in small to medium-sized rooms, providing a comfortable and rejuvenating environment.