Bulb Holder With Outlet Spain, SAVE 60% - lutheranems.com
$6.49 - Light Socket with Pull Chain On/Off Switch and Dual Power Plugs - Tinkersphere
E26 Light Bulb Socket to AC Wall Outlet Plug Adapter On/Off Switch, 12 FT Cord - $8.09 - JacobsParts Inc
2 Outlet Light Socket to Plug Adapter, Electrical Screw in Light Bulb Socket Outlet Adapter, Lamp Holder, Dual Polarized E26 ETL, White (3PACK) - - Amazon.com
Wyze Lamp Socket
safety - How much can I safely plug into a light socket converted to a standard outlet? - Electrical Engineering Stack Exchange
Leviton Outlet-to-Socket Light Plug, White R52-00061-00W - The Home Depot
Lieonvis E26/ E27 3 Prong Light Bulb Socket Adapter,Polarized Screw in Outlet for Light Socket Adapter Outlet 3Prong Light Bulb Socket Adapter Light Bulb Plug Adapter for Patio,Garage,Porch - Walmart.com
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Project Source 660-Watt Off-White Medium Light Socket Adapter with Pull Chain in the Light Socket Adapters department at Lowes.com
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Outlet to Socket Adapter, Plug-in Light Socket, Convert Outlet to Light Bulb Socket, Polarized 2-Prong Outlet to E26 E27 Screw Base Bulb Socket, 660 Watt, 125 Volt, UL Listed (4-Pack) - - Amazon.com
Leviton Socket with Outlets, White R52-01403-00W - The Home Depot