The Crimson Trace CTS-1100 Electronic Sight is an illuminated 3.5x battlesight for rifles and carbines. Elevate your long gun's performance instantly with the superior field of view provided by a 3.5x magnification. The BDC reticle also allows you to engage targets at close, mid-range, and long distances. Installation is quick with an integrated M1913 Picatinny mount. This rugged battlesight also comes with Crimson Trace's 3 Year Limited Warranty and a part of the Free Batteries for Life Program.