BAYCHEER HL371794 Industrial Retro style Aluminum Barn Warehouse Wall Sconce Wall Lamp Modern Lighting for Restaurant 1 Light, Black The Wall Sconces can be used in Indoor Lighting, Warehouse, Barn and so on, but we do not recommend for outdoor use. Fixture Height: 9.05 inch (23 cm), Fixture Width: 10.23 inch (26 cm). Base Width: 5.91 inch (15 cm). Recommended maximum bulb power: 40w. Bulb types available include: LED / Incandescent / Fluorescent. Bulb Base is E26 / E27. Bulb Not Included. Installation process is simple, if you have any installation problems can feel free contact us. Note: Bulb Not Included, if you need, please contact us.