Genuine Onyx stone. Takes one fridge size E14 light bulb (not included). We will provide all American/Canadian customers with the E14 to E12 adapter for the lightbulb + change the wall plug to a vintage looking plug (let us know your preference when you order) as well as. All free of charge. Works with 220v as well as 110v. European Plug (up to 250V).The wiring of this item may be original and might need replacement, if not specified otherwise.