Black enamel industrial wall light with white interior. diameter cast iron wall mount: 10.5 cm / 4” cm, 2 holes to secure. 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 e27 / e26 up to 250v (europe/uk standard).the wiring of this item may be original and might need replacement, if not specified otherwise.