Full Technical Description: Sheet Steel Material; 2.75 Inch Length X 0.2 Inch Width X 4.28 Inch Height Size; 1 Gang(S); UL, CSA Approval; Surface Mounting; (1) 1-5/8 Inch Diameter Round Flush Plug Receptacle Device Type; Application Ordinary/Non-Hazardous Location; Used With Flush Plug Receptacle; DS Model