Cool mist humidifier with designed to fit your lifestyle. Keeping indoor humidity levels between 40 - 60 % has many benefits. Helps soothe the discomfort of dry air, keep plants healthy and reduce static electricity. Perfect for medium-sized room. The ambient lighting and nightlight features create a nice atmosphere and are great for kids' rooms. 15 h between refills. Adjustable mist control and auto shut off when empty. Included essential oil tray, add essential oil for extra comfort. (Oil not included). Fill tank is easy to refill and clean. 1.1 US gal tank capacity. Black.