C-US certified. Damp rated. This product is made from Steel. Number of Bulbs: 3 Bulb Base: Medium This fixture is dimmable. Product Specification Sheet Bring a bold touch of vintage schoolhouse style to any space with this 3-light bath vanity light. It features a polished nickel finish and curving clear glass shades with eye-catching detailing. 10" height, 26" width. Uses standard size bulbs, max 60 watts per bulb. LED bulb compatible.