FS Device Box Cover with Receptacle, Type Rectangular, Device Type (1) 250 V 20 Ampere Receptacle, Material Epoxy Power Coated Die Cast Copper Free Aluminum, Number of Gangs 1, Size 4.56 Inch L X 2.81 Inch W X 1.16 Inch H, Mounting Box, Approval UL E2527/ 514A