Thee Multi-Reticle Electro Sight is high impact rated to withstand large caliber punishing recoil. Multi-reticle panoramic sight, built with a standard 5/8” mount that is ideal for handgun, shotgun, crossbow,AR-15, M-16 and more. Features 4 different reticle patterns, a 7-position rheostat illumination and powered by a lithium battery. With a screen size of 22mmx33mm, this sight provides unlimited eye relief and unlimited field-of-view. Perfect for quick target shooting.