Full-sized, with 4 classic reticle pattern options in both red and green illumination. This reflex sight is optimal for use with shotguns, AR and youth model rifles. It features a wide-open field of view for fast on target operation and two, color specific, activation, and control buttons on either side of the view window for easy operation. Features: Fogproof and shock resistant housing Push button illumination (red and green) Unlimited eye relief for quick target acquisition 6 levels of brightness 150 hr running time