Hunter QLS-05 Ultrasonic Cool Mist Humidifier, 1.2 gallon, White Visible, cool-mist, Ultrasonic operation 1.2 gal. Tank for up to 17.5 hours of run-time on a single filling Adjustable mist output with low water indicator and automatic shut-off Wick-free operation without the need to replace filters ETL certified with a 1-year limited manufacturer's Warranty