Air Innovations Clean Mist Digital Ultrasonic Humidifier 1.5-gallon tank; Digital LED display with dimming feature; 10-1/4" x 6" x 15-3/4" Adjustable humidistat for customized room humidity; 4 settings: low, med, high, and supreme Programmable timer function; Auto shutoff; On/off beep feature Permanent ceramic filter Antibacterial plastic construction ETL listed; 1-year Limited Manufacturer's Warranty