NcStars SRT Gen3 Rubber Armored Scope features a fully integrated 532nm max output green laser on top of the scope body. The whole ocular body functions as a large Magnification ring. There is also an adjustable reticle focus ring at the end of the ocular lens. Each lens is fully multicoated for a bright crystal clear image quality and includes integrated flipup lens covers. Its electronic control panel turns onoff the illuminated reticle adjust the brightness level changes the reticle color from blue or red and turns the laser onoff. The Gen3 Integrated Auto Locking Quick Release Mount fits Weaver Picatinny MILSTD 1913 type rails and features a redesigned and more compact lever. Included are 2 AA batteries.