Material: The E27 socket is made of environmentally friendly and flame-retardant PBT material, which can withstand a high temperature of 180 degrees Celsius, low consumption, safe and durable. Specification: You will receive 4 E27 socket rings, E27 socket without cable, AC 220V. Withstands high temperatures of 180°C. E27 construction site socket: The lamp socket is very flexible and can be rotated 180 degrees, you can adjust the light direction according to your needs. You can use it in places where there is not enough light. Easy to use: The E27 socket rings are easy to install without tools. A simple on/off button makes it easy to turn the lamp on and off. Just screw the E27 threaded lamp into the socket. Energy-saving and durable: The E27 lamp socket is ideal for mood lighting, children's rooms, night lights, wall lamps, bedside lamps and indirect lighting in kitchens and garages.