The beautiful portable LaBrisa infuses a room without the need to fill (and refill) a water reservoir. Use anywhere without the fear of spills or drips. Simple add 15-30 drops of essential oil to a pad and press the power button. You will be greeted with the delightful benefits of aromatherapy Run Time: Continuous Operating Modes: Continuous/ Off Light Modes: Warm White/ Color Rotating/ Off Power: 3 AA Batteries (not included) or USB Cord (included) Coverage: Up to 200 sq. ft. Included: 3 oil pads and USB Cord Dimensions: 4.5 x 4.5"