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 Compatible with use, safe and durable. Specification: You will receive 4 E27 sockets, E27 socket without cable, AC 220V. Can withstand high temperatures of 180°C. E27 construction site socket: The lamp holder 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 sockets are easy to install without tools. A simple on/off button makes it easy to turn the light on and off. Just screw the E27 bulb into the socket. Energy-saving and durable: The E27 lamp holder is ideal Compatible with mood lighting, children's lamp, bedside lamp, wall lamp, bedside lamp and indirect lighting in kitchens and garages.