To set up your new lighting fixture, follow these steps for optimal performance. First, carefully screw in the bulb into the socket, ensuring it is securely fastened. Next, secure the holder firmly to prevent any movement or instability. Once the bulb and holder are properly in place, connect the fixture to a power supply. This will provide immediate illumination, making it for various lighting needs. The high-power, thickened ceramic base ensures durability and use. Features - Color: White -Material:PP,Copper,Ceramic - Size: 9.40X9.10X4.80cm/3.69X3.58X1.89in -Applicable : -Durable ceramic construction: made from thickened ceramic, this lamp holder is built to withstand high power, ensuring longterm durability and safety -Versatile e27 socket: the e27 socket design is versatile and user friendly, allowing for quick installation in various lighting setups -Lamp holder: This will provide immediate illumination, making it for various lighting needs -Stable operation: rated for , this lamp holder provides stable performance, making it ideal for both residential and commercial applications -User friendly installation: the straightforward installation process makes it easy for anyone to set up, catering to diverse lighting needs Package list: 20 x Ceiling Lamp Holder Base