Lithonia Lighting 1900 Lumen Gray Integrated LED Area Light White Fencing Completely air tight gasket seal Completely air tight gasket seal to hold the tempered glass in place without air leaks 375 Rough Opening Width (In 6875 Width (Inches) 13 Weight (lbs The dusk to dawn area light replaces up to a 100W metal halide luminance Delivering 4000 lumens the oval replaces up to 100W metal halide luminance Photocell (dusk to dawn) UL listed to US and Canadian safety standards for wet locations 120 V and easily mounts to a wall or pole using included 2 inch lag screws and compatible with an 1 5 8 inch mounting arm that is sold separately Expected service life of up to 10 years Die cast aluminum housing