This conversion adapter is used to convert your custom E27 large threaded base to a power socket that
can be plugged into a common 2-pin cylinder or 2-line parallel plug
(the diameter of the E27 large threaded head is about 27mm).
Perfect for restoring old lamps and lights or homemade lighting fixtures.
Used to connect your E27 lamp socket holder to your US Power female socket

Materials : plastic +Aluminum + copper
Package Included:
1pcs E27 lamp socket holder to US Power Plug