This 1-Light Piano/Desk Lamp from House of Troy is part of the Piano/Desk collection. It comes in a Polished Brass finish. Measures 12.00" H x 12.00" L x 10.00" W ETL certified. ETL rated. This product is made from metal. This fixture is Dark Sky compliant Number of Bulbs: 1 Type of Bulbs: T10 Bulb Base: Medium This fixture is not dimmable. House of Troy (Made in the USA) 10" Polished Brass / Black Marble Piano/Desk. Features Switch on Shade. Backplate Dimensions: 4.5" x 4.5"