The Modello is a decorative aroma diffuser that is a perfect diffuser for offices, dorm rooms, and small enough to travel with. Fits perfectly in your car cupholder. Conveniently usb powered (5v) it plugs in easily in hotel rooms or for international travel. With a run time up to 6 hours it provides powerful aromatherapy in a compact model. Run Time: Up to 6 Hours Operating Modes: Continuous/ Off Light Modes: Color Rotating/ Off Water Capacity: 60ml Coverage: Up to 400 sq. ft. Power: 5V USB Dimensions: 3 x 4.25"