Lithonia Lighting 3000 Lumen Gray Integrated LED Area Light Longboards installation is a breeze for '203979022 installation is a breeze for both pros and DIY enthusiasts Switch color spectrums to match the plants growth stage and increase overall yield TDD features bright LEDs that provide over 100 lumens watt with integrated LEDs replacing 100W metal halide fixtures Light engine consists of high powered LEDs mounted to the outer edge of the integral aluminum heat sink to maximize heat dissipation and promote long LED life (L87 100 000 hours at 25 ° C) Photocell (dusk to dawn) UL listed to US and Canadian safety standards for wet locations 120 V and easily mounts to a wooden post or pole using 2 inch included lag screws and is compatible with OMA 1 5 8 inch mounting arm which is sold separately LEDs provide 3000 lumens at 4000K with a day white color temperture while only utilizing 31W Die cast aluminum housing with span aluminum shroud and has an impact resistant