Description:Easy and convenient for you to install and useParameter: AC110-220VOverall Disc diameter: Approx 10.5cmLamp holder Size: diameter 3.2cmStyle:Simple DesignIdeal for E27 screw type light bulbsMaterial: High temperature insulation Bakelite + CopperColor: Green bronze(01)、  Gold(02)、 Chrome(03)、 Black(04)Package Includes:1 x E27 Ceiling Lamp holder(Light Bulb Not Included)