Designed to deliver advanced optic performance, the Sightmark Ultra Shot A-Spec Reflex Sight promises repeatable accuracy and ultra-fast target acquisition for recreational, professional and competition shooting environments. The Ultra Shot A-Spec�s premium wide-angle lens system with scratch resistant and anti-reflective red coating, 4 illuminated red reticle options with 10 brightness settings, parallax correction beyond 10 yards, and unlimited eye relief deliver a crisp, robust field of view and uncompromising reliability, even when perfect sight alignment isn�t an option. Built tough, the Ultra Shot A-Spec Reflex Sight is shock proof, IP55 weather-resistant, recoil rated up to .50 BMG and constructed of a rugged, lightweight 6061-T6 aluminum hood and protective shield. 1 MOA windage and elevation adjustments, up to 120 MOA of travel, get you on target quickly while the Interlock internal locking adjustment system and a single CR123A battery keeps you there with a battery life of 200-2,000 hours. The Ultra Shot A-Spec Reflex Sight also features a low battery indicator, digital switch controls, 1-hour auto shut-off, quick-detach picatinny mount and Sightmark�s lifetime warranty. The Ultra Shot A-Spec Reflex Sight is also perfectly compatible with the separately purchased Sightmark XT-3 Tactical Magnifier. It includes adjustment tools, CR123A battery, operation manual and neoprene cover.