1 of 3 - DIY EXTENSION CORDS: Getting The Most Bang For Your Buck - YouTube
DIY Extension Cord With Built in Switch - Safe, Quick and Simple : 5 Steps - Instructables
Amazon.com: I Like That Lamp DIY Bottle Lamp Kit 1 Pack - Silver Socket + 8FT Silver Cord - Convert Any Wine, Water, Whiskey or Oil Bottle into a Lamp - Revive