These lamp holders are used for bare bulb features with E26/E27 Edison Screw Bulbs One head for wire connect,the other head for E26/E27 screw light bulbs and lamps connect These are great for Industrial Vintage DIY Projects and Fixture Replacement,You can create any kind of lamp by using this unique vintage style light socket UL listed metal shell E27 E26 edison base sockets with Chain. With Removable Pull Chain switch can control the light diretly. package content
3X E26 E27 antique bronze edison socket

Specifications:
Made of aluminum Shell and with auto locks wick device
it is super easy to install, for you just need to screw off the base to access the 2 wire connections inside. Perfect for restoring old lamps and lights or homemade lighting fixtures
Size:
Dim33*H70mm,Thickness:0.6MM,With Standard M10 strain relief,chain rod length:15cm
Type: These lamp holders are ideal for bare bulb features with E26/E27 Edison Screw Bulbs
Rated Voltage : 110V-250V Rated Current:4A Heat resistance: 200 degree

Installation note:
With hard paper in the socket inner, seismic and impact resistance(Cord is not included).
This should be left in as it acts as an insulator. Do not remove it.