What is this?This light socket is a good choice for replacing standard lights with light sockets or for restoring old or broken lights. This tee socket is commonly used for floor lamps, table lamps, DIY lamps, etc. in the living room or bedroom.Are there any advantages of the product?It is made of plastic and copper, with good rust and heat resistance. Easy to install, the lamp holder with a standard base can be simply self-installed in minutes, saving time. This lamp holder can be switched between low, medium, and high lighting intensity by turning a switch.How to use it?With terminal point settings, a rotary switch can adjust the light intensity output from low, medium, or high.What should I notice?The lamp holder has an electrical rating of and. Please turn off and connect the power supply during installation.