... Die cast aluminum,rigid 2 Surface powder coated 3 4' round cover,PAR 38 150w 120V Material : aluminum ,RigidWith outer ... gasket,Spotlight: 120V PAR38 150WDouble spotlight with 4" Round installation coverMore light and energe save,Suitable for various fields ... use,shakeproofSurface powder coated:gray,white,etcSingle spotlight,Rectangle cover availableNew design, Hot sale! Double PAR38 lamp holder ...