Feature: It can convert E27 base to the powered socket that can be plugged into a common 2-pin plug. It is used to connect your E27 lamp socket for EU plug. Suitable for home and studio daylight bulbs in photographic use. Specification: Type: Lamp socket Model: E27-EU Voltage: AC100-240V Current: 4A Material: ABS+metal+electronic component Usage: E27 interface sh.ift to 2-pin EU plug, general Package included: 1 x E27 To EU plug lamp holder(bulb not included)