E26 E27 Light Sockets, SooFoo Metal Shell Edison Retro Pendant Lamp Holder For Bulb Socket and Fixture Replacement, High Temp Resistance 220/419.5, Screw-in E26 Light Holder for DIY Projects, 6 Pack SAFETY & PRIMIUN QULITY: UL Approved, E26 standard With hard paper in the socket inner, seismic and impact resistance, e26 e27 metal standard screw-in socket is made of special material for fire resistant, safe and reliable. PRODUCT DESIGN: Without on/off knob, the socket is turned on and off by wall switch, in-line switch, or by unplugging the fixture, made of metal. It is super easy to install, 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. USE INSTRUCTION: Height 2.157 & Width 1.244 per screw light holder. Light socket is up to 250 Watts MAX and Up to 250 Volts MAX. APPLICATION: The socket can be used on many kinds of light fixtures, like mason jay lanterns, hanging pendant lights, desk lamps and so on. Fits for LED, Filament, Halogen, Incandescent bulb. 100% SATISFACTION GUARANTEE: If you receive the damaged light sockets, don't worry, please feel free to contact the seller directly, and we will resend the replacement or refunds after confirming the situation.