DescriptionThis Quiet Ultrasonic Cool Mist Humidifier from SH-ABC so discreetly fills your rooms with clean moisturized air that you'll forget it's there. The device's silent engine emits no sound and lets you and your family enjoy better air quality at no expense to your peace of mind. With a 2.5-liter water tank, this humidifier provides up to 250sqf coverage for bedrooms, offices, and other medium-sized rooms for up to 16 hours of working time in low mist. It has 2 mist setting levels so you can adjust the direction and speed to fit your comfort level with a simple touch button. The cool mist humidifier will automatically shut off with beep alert and red LED light on when the water level is low or the water tank is removed.