Don't miss a thing with both-eyes-open shooting. Push-button activation lets you choose between green, red, or black reticle settings. One lithium battery yields up to 5,000+ hours of service. The black reticle is etched onto the prism, so you can use the optic even without battery power. Easy-to-see reticle hash marks offer trajectory compensation to 600 yards. Lens coatings are maximized for glare resistance and low-light operation, and the sight is night-vision compatible. Its compact design leaves room on your rail for a flip-out AR-Tripler. The rugged construction of this close quarter battle (CQB) sight is the toughest you'll find: Hand-fitted to the tightest, shock-resistant tolerances Waterproof and fogproof Tethered caps and flip-up lens covers Made for tactical and mid-range precision shooters Rugged construction withstands recoil, the rigors of hunting and battle, and all types of weather Compact design has room for a flip-to-side magnifying optic for extended down-range use The illuminated reticle reduces time to get on target in any lighting condition and dramatically increases accuracy in darkness Night-vision compatible Precision-gauged, hand-fitted internal assemblies maintain a consistent point of impact, regardless of shock and vibration Comes with our Forever Warranty Fixed 1x magnification - for 2-eyes-open situational awareness 20 mm objective Ballistic CQ -1X reticle for close quarter battle (CQB) shooting Trajectory compensation to 600 yds. 3 reticle color settings: red, green, and black Illuminated reticle: 7 red and 7 green settings Reticle's black color setting is available even without battery power Push-button activation and push-button illumination controls 1 high-end AA battery lasts 5,000+ hours Index-matched, Hi-Lume multi-coating provides low-light performance and glare elimination Secure-mounting base attaches easily to any Weaver or Picatinny-style system Windage and elevation caps are tethered to prevent loss Waterproof Nitrogen-filled body tubes prevent internal fogging in the cold and rain Feel confident with the protection of the Burris Forever Warranty Tactical kit includes AR-1X optic, AR-Tripler , and AR-Pivot Ring , Quick Detach