•Visible ultrasonic cool mist •Top-fill 1.5 gallon/5.6 L water tank •360° mist nozzle and 3 mist settings •70-hour runtime with an auto-off timer for up to 12 hours •Auto shutoff when out of water •The programmable humidistat makes it easy to set and maintain your desired humidity level between 35-55% •Great for large bedrooms and family rooms •Night-light with on/off •Essential oil tray with 3 pads HoMedics TotalComfort Deluxe Ultrasonic Humidifier. Keep your environment hydrated with the HoMedics TotalComfort Deluxe Ultrasonic Humidifier. This easy-to-use humidifier produces a visible cool mist with a 360° mist nozzle and 3 mist settings. Equipped with a top-fill 1.5-gallon water tank, you get up to 70 hours of runtime with an auto-off timer for up to 12 hours. A whisper quiet design and night-light on/off function makes it a great addition to your room. Clean Tank Technology helps protect the tank from mold and mildew. Includes a demineralization cartridge. Dimensions (Overall): 20.94 Inches (H) x 7.09 Inches (W) x 7.09 Inches (D) Weight: 5.2 Pounds Features: Adjustable Mist Settings Misting Type: Cool Mist Capacity (Volume): 204.8 Ounces Moisture Output: 1.6 Gallon Number of Settings: 2 Industry or Government Certifications: No Certifications Room Size Range: 100-300 sq. ft. Run Time per Fill: 85 hours Volts Required: 5 volts Power Source: Electric Battery: No Battery Used