Mounts easily to 10 and 15 ft. high, 4 in. square, pre-drilled steel poles. Full Cutoff, Fully Shielded LED Wallpack. High Output LED Light Engine. Maintains 70 percent of its initial lumens at 50,000 hours. Weatherproof high temperature silicone gaskets. Superior Heat Sinking with Die Cast Aluminum Housing and External Fins.