This 1-Light Track Lighting from Kuzco Lighting is part of the Barclay collection. It comes in a BlackandWhite finish. Measures 3.50" H x 2.38" W ETL certified. Dry rated. Number of Bulbs: 1 Type of Bulbs: GU10 Bulb Base: GU10 This fixture is not dimmable. This track lighting from Kuzco is a part of the Barclay collection and comes in a white finish. Uses one standard bulb up to 50 watts. It includes a 5 year warranty.