The Probe OSM is a compact surface mounted fixture, with its exclusive position capability from an up position from 45° front to back. Also, from a down position 45° front to back. While featuring its lock and load adjustable shroud, the ball joint orbital mount allows an additional 360° rotation plus giving you 100% accuracy when dialing in a proper lighting angle. This Probe's die cast brass body houses a MRC-16, 20 Watt Halogen lamp.