LS321R is a multi-laser device that integrates laser, IR laser and IR illuminator. It has a mode selector to choose the different functions. The operator uses W&E adjuster to adjust the 3 laser beams at the same time. The IR illuminator-focusing knob is located at the rear of the unit for ease of adjustment for operator.image Features: Coaxial visible RED laser IR laser IR illuminator Rear side focusing knob QD mount integrated CNC machined housing Remote cable switch included Specifications: Manufacturer: Holosun Color: Black Beam Color: IR, Red Laser Output: 5 mW