Keystone XFit LED Traditional Wallpacks are designed to replace HID wallpacks with the same footprint and appearance as legacy HID fixtures. Building mount for exterior illumination for perimeters, pathways, loading docks and other general security lighting applications. 0-10V dimmable and feature built-in dusk-to-dawn photocells behind translucent 3/4" threaded plug with anti-yellowing agent. Available in multiple wattages; 35W, 55W, 80W, and 120W to replace traditional HID wallpacks from 150W MH to 175W MH, 250W MH, 320WMH and 400W metal halides. No need to worry about color temperature as Keystone Traditional LED Wall Packs are color selectable, meaning you can change from 3000K to 4000K or 5000K on the fixture itself. Highly efficient at 135-140 lumens per watt. 120-277V. Borosilicate glass lens with open-face medium housing.