Leviton 15-Amp 660-Watt Twin Light-Socket Adapter, 128-I, Ivory

Eaton 145 Rubber Pigtail Lamp Holder with Box, Medium Base

Feit Electric ESL40TN/D 42-Watt Compact Fluorescent High-Wattage Bulb, Daylight

Porcelain Medium Base Socket Extender

ABI E26 Light Bulb Socket to 2-Prong US AC Power Cord Adapter with On/Off Switch, 12 FT Cable

Leviton 55 Weatherproof Lampholder, Single Circuit, 660W-250V; With Two 6 Inch Leads, One Black And One White, 14AWG 60C 600V, Free Ends Stripped 3/4 Inch.

TCP CFL Spring A Lamp, 150W Equivalent, Soft White (2700K), Spiral Light Bulb, Medium (E26) Base

JACKYLED 3 in 1 Light Socket Splitter E26 E27 Adapter Converter for Standard LED Bulbs 360 Degrees Adjustable 180 Degree Bendable Max Watt 180W

Fancierstudio 4 Socket Adapter 4 in 1 Adapter Holder E27 Bulb Lamp Light Socket Splitter For Photo Studio By Fancierstudio 6801

TOOGOO(R) E27 to E27 Light Lamp Bulb Socket 2 Splitter Converter

Woods Clamp Lamp Light with Aluminum Reflector, 150W, UL Listed, 6- Foot Cord