The HoMedics Portable Ultrasonic Humidifier in Navy Blue is a travel-sized device that helps you breathe better by adding moisture to the air. With a compact cylindrical design and a tank capacity of 7.7 ounces, this humidifier is easy to use and transport. It operates on both USB and battery power, making it convenient for use anywhere. The ultrasonic humidification method ensures efficient and quiet operation, while the LED lights add a touch of ambiance to any room. Perfect for small spaces, this humidifier from HoMedics is a reliable solution for improving indoor air quality.