The Stella diffuser is a bold addition to any room: black handcrafted ceramic with floral cut outs. Choose your essential oil, add water and received the been fits of up to 14 hours of aromatherapy. Run Time: Up to 14 Hours Operating Modes: Continuous/ Alternating/ Off Light Modes: Warm White/ Color Rotating/ Freeze Color/ Off Water Capacity: 100ml Coverage: Up to 1,000 sq. ft. Power: 100 240V AC Dimensions: 4.5 x 12"