What a prefect use for a 100,000-hour induction source, a lobby stairwell.  

These dual 40-watt NexLume Arca fixtures were supplied based upon the interior designer's sketches. Satin aluminum and matte white acrylic constructed pendants provide OmniVision with a white 5000k light that will not need servicing for over 20 years based upon a 12 hour nightly burn time.