Cast iron wall light white opaline glass, brass top. diameter cast iron wall piece: 10.5 cm / 4 inches 2 holes to secure e27 / e26. Depending on destination, all our lights are rewired and bulb holders e27 / e26 are replaced for new ce certified (220 volt) or ul listed (110 volt) parts, excluding light bulb up to 250v (europe/uk standard).the wiring of this item may be original and might need replacement, if not specified otherwise.