The Archangel for Long Guns and Shotguns is an open reflex sight for rapid target acquisition of close range targets out to 100+ yards. Open reflex sights offer better peripheral vision and greater situational awareness than enclosed tube red dots. Offered in multiple different parallax free reticle configurations: A1, B1, C1, and M1 or M2 multi-mode reticles with seven selectable reticle options. Electronically controlled illumination with multiple levels of intensity up to daylight bright. Available in either red dot or green dot variants. Shake Awake motion sensing technology provides tens of thousands of hours of battery life on a single battery. Comes with an oversized window for lightning fast target acquisition. Rugged 6061 grade aluminum housing. Integrated picatinny recoil lugs compatible with picatinny mounting platforms.