The E27 screw flat lamp holder is for lamp parts hardware and light bulb fixture replacements. Made from ceramic, it can handle high-power LED bulbs without overheating. Whether you're working on a lamp repair project or setting up new lighting, this holder is easy to install. Just screw in your E27 bulb, attach the holder securely, and connect to a power source for reliable lighting. Features -Color:White -Material:PP,Copper,Ceramic -Size:9.40X9.10X5.20cm/3.69X3.58X2.04in -Applicable : -Robust ceramic material: constructed from thickened ceramic, this lamp holder is built to handle high power, ensuring safety and longevity -E27 screw in compatibility: the e27 screw allows for easy and quick installation, fitting a variety of lighting fixtures seamlessly -Led holder: Just screw in your E27 bulb, attach the holder securely, and connect to a power source for reliable lighting -Stable rating: with a rating, this lamp holder offers reliable and stable performance, suitable for both home and commercial use -Simple installation process: the easy installation process makes this lamp holder user friendly, accommodating different lighting needs effortlessly Package list: 20 x Ceiling Lamp Holder Base