The SureFire Scout Light Pro provides a highly versatile illumination solution for almost any rifle platform. It produces a 1000 lumen beam, more than powerful enough to fit your illumination needs and can even temporarily impair your targets vision. It's powerful beam is seamlessly focused though SureFire's own Total Internal Reflection (TIR) lens to create a bright center spot with ample peripheral light for positive target illumination and constant situational awareness. In addition, the Scout Light Pro attaches to your weapon with a Low-Profile Mount (LPM), this mount can be securely attached to both MIL-STD-1913 Picatinny rails or M-LOK rails. Features of the SureFire Scout Light Pro Powered by (2) 123A batteries Output: 1000 lumens Up to 213 meter illumination distance Low-Profile Mount USED SureFire M640U-Pro 1000 LU Tan Scout Light Pro w/Picatinny Rail/M-LOK Swivel Mount M640U-TN-PRO - Mount Marks USED9055