IP66 Rated; ETL listed for Wet Locations; Suitable for ISO 3-9 Cleanspaces; Suitable for 209E class 1-100,000 Cleanspaces; Recessed Housing suitable for Tbar Grid AND Hardlid Installations; One piece overlapping doorframe; Robotically seam welded housing; 0-10v 1 percent Dimming Standard for most configurations.; Narrow Spectrum 590nm True Amber LEDs; Available With White / Amber LED Switching; Made in the USA by a Family Owned US Corporation; 5 Day Quick Ship For Orders Under 25 Fixtures