Columbia Lighting Columbia Collection Enclosed and gasketed LED extreme environment fixture employs 47-Watt LED lamp with average life of 60000 hours to deliver a light of brightness 4850 - 5350 Lumens. LED lamp has color rendering index of 80 and color temperature of 4000K. It has voltage rating of 120-Volts. Dimmable fixture features F1 weatherability rated 5 VA fiberglass smooth housing and impact modified ribbed frosted acrylic lens with firmly secured tamper resistance ready polyacetal latches. It measures 51-2/3-Inch x 6-7/9-Inch x 4-3/8-Inch. Fixture supports surface mounting for making installation easy. It has IP65-degree of protection for ensuring superior protection against the intrusion of solid objects and liquids. It comes with surface mounting brackets. Fixture cUL listed and CSA certified.