40 Watt LED Wall Pack Light &ndash; 4,160 Lumen- High Efficiency 105 Lumen to Watt - 5000K Bright White - Dimmable - Replaces 300-350W bulbs - 100,000 Hours- Wall Light LED Light &ndash;Commercial Grade BETTER DESIGN - New LED modules produce 105 Lumens per watt - Save even more by using a lower watt unit. Compare the lumens against others. Premium grade components make this an industrial grade LED wall pack. 3 Conduit entries and included gasket for easier installation. BRIGHT LIGHT  4160 Lumens can replace a 350-400W HPS/HID/HALIDE light. 5000K light color ensures a bright clear light. DIMMABLE 3 in 1 dimming function (110Vdc or PWM signal or resistance). Light can be dimmed to ideal brightness levels to save energy and get the light levels correct for your area. You must use the low voltage wires and a 0-10volt dimmer or controller to do this. BUILT TO LAST - 100,000 LED - Aluminum Housing with Tempered Glass. Heat Resistant and impact rated. Silicon gasket and IP65 Waterproof rated. All backed by a 5 year warranty. CERTIFIED - UL Listed and DLC verified for safety and rebate eligibility. UL Certified products ensure better quality, safety and reliability. DLC is the Design Lights Consortium for independent verification.