1[Durable ceramic material]: The e27 ceiling socket is made of high quality flame retardant ABS plastic material + ceramic screw head. Has good heat and corrosion resistance, strong and durable, safe and durable in daily life. 2[Simple installation]: Simply screw the required bulb into the socket to be used. The spiral design simplifies the position of the bulb. No additional screws or tools are required, and the installation steps are quick and easy. 3[Applicable to various lamps]: These e27 socket holders are suitable for various E27 spiral bulbs, ceiling lights, balcony lamps, etc. They are suitable for various signs and displays. The appearance is simple and classic, and can be perfectly matched with bulbs of different shapes and colors. 4[Safe to use]: Our ceramic lamp holder is a round bottom cover with screw terminals. If the bulb is not inserted, there is no risk of electric shock, so it can be used safely without any hidden danger. 5[Wide application]: The e27 socket holder can be applied to various lamps and lanterns, suitable for any room, such as living room or kitchen, balcony, hallway, cabinet, ceiling and d 'other places.4pcs E27 Sockets