PureGuardian 70Hr Ultrasonic Cool Mist Humidifier with Aromatherapy, 1Gal CL_887167485488 but don’t worry – you CL_854391006130 UPK but don’t worry – you won’t be sacrificing softness 83" Weight: 5 A 1 gallon tank provides up to 70 hours of run time and is great for medium sized rooms Silver Clean Protection fights the growth of mold and mildew on the surface of the water tank Ultrasonic Technology quietly disperses a fine mist providing relief from the dry air Optimize comfort with soothing low and high cool mist settings Aromatherapy Tray option helps create a relaxing environment with your favorite essential oil It features an easy to fill 1 gallon tank