<https://edisonlightglobes.com/120V/product/hardware/ceiling-canopies/antique-brass-cord-grip-ceiling-plate/#product>
<http://schema.org/description>
"Indoor use.\r\n \tStatic suspension load: 40 pounds Max.\r\n \tHeight: 3.5\"\r\n \tDiameter: 4.5\""
<https://edisonlightglobes.com/120V/product/hardware/ceiling-canopies/antique-brass-cord-grip-ceiling-plate/>