High Quality Lamp Holder: The Outside Of The E27 Socket Is Made Of High Quality Aluminum Alloy, And The Inside Is Ceramic, Good Insulation, Stable Performance. The Threads Are Perfect And Can Clamp Edison E27 Screw Bulb Well. . Ce Certification: The Lamp Holder Has Obtained The Relevant Ce Certification. The Material Used In The Lamp Base Is Fireproof And High Temperature Resistant, It Is Very Stable And Can Ensure Safe Use. . Vintage Lamp Holder: The Retro Design Of The Socket E27 Vintage Is Its Feature, In The Retro Design They Come Into Their Own With Numerous Light Bulbs And They Look High-Quality And Noble. . Practical Lamp Socket: The Lamp Holder'S Simple Design Makes It Suitable For Many Occasions, And Can Be Used For Retro Edison E27 Spiral Bulbs And Modern Led Energy-Saving Lamps. Ideal Choice For Corridors, Stairs, Restaurants, Bars And Other Occasions. . Easy Assembly: A Beautiful Vintage Lamp Holder And Easy To Assemble.You Can Connect The Lamp Holder To The Cord And Then Insert The Bulb Into The Lamp Holder. .