This is electrifier medium base copper shell lamp holder, Safety locking screw in base for secure fitting
A Minimalist E27 Pendant Lamp Holder with Metal bodied cord grip (Except Bakelite which has a plastic cord grip) For wire and E26/E27 screw light bulbs and lamps connected, power lighting, display fixtures
Very Great for quality; Saves electricity-extends bulb life. Easy install, didn't have any trouble just figuring it out as you went
These lamp holders are ideal for bare bulb features with E26/E27 Edison Screw Bulbs
With hard paper in the socket inner, seismic and impact resistance
