ITEM NAME:Light Adapter Screw Bulb Socket Lamp Holder Converter for E14 to E27 A#S Product Description Description: Product Name: E14-E27 lamp head Size: 5x3.5cm/2.0x1.4in Material: fire retardant shell + free welding light head Product use: convert E14 lamp holder into E27 lamp holder Included: 1 X lamp head.Product use: convert E14 lamp holder into E27 lamp holder. Included: 1 X lamp head. Material: fire retardant shell + free welding light head. If item is defective after 3 months, you can still send it back to us.