Sunbeam Ultrasonic Humidifier, 24 Hour Run Time, powerful, easy to operate controls, equipped with a humidistat control program, set the ideal humidity for comfort. Fresh product, Visible Cool Mist, Incorporated handles at the bottom of the unit. Microban antimicrobial protection, filter free operation, rotating nozzle allows directional Mist is ideal for medium sized rooms, .5 estimated output Gallon,, 65 gallons of reservoir capacity, Run Time Scale included, tank empty indicator.