3" wide surface mounted square linear extruded aluminum profile. Surface matte fine-texture powder coated gray, white or black. Solid aluminum endcaps available in different finish options. HPO-High Performance Opal cover for uniform bi-directional light distribution and a total light fixture efficiency of up to η = 83%. Enhanced glare control through snap-in shielding. High efficiency LEDs with 80% lumen maintenance L 90 long life 40,000 hour or L80 50,000 hour. Color temperature consistency to a 3-step MacAdam ellipse in 30K, 35K or 40K. 120V / 277V input voltage with various dim options. 347V option available as well. Fixture meets ADA Standards. Damp rated.