The Weaver Micro Dot is the perfect sighting system for mounting on AR platforms as a primary or secondary sight and easily mounts to shotguns or pistols with weaver or picatinny-style bases. The unlimited eye relief makes it perfect for shooting in awkward positions and the adjustable illumination setting lets shooters customize the intensity for varying lighting situations. This compact unit will make you quicker on target and make your day at the range more enjoyable for new and experienced shooters alike. The Micro Dot includes a rugged plastic hood to keep your lenses free of scratches and dust during transport. Features a Reflex style, 1x magnification, Red 4 MOA Dot Reticle, Aluminum construction, CR2032 3V Lithium battery, a length of 1.9" and weight of 2.8oz.