The Barska Multi-Reticle Red Electro Sight is high impact rated to withstand large caliber punishing recoil. This multi-reticle panoramic sight is built with a standard 5/8 mount that is ideal for handguns shotguns crossbows AR-15 M-16 and other similar rifles. It features 4 different red and green reticle patterns rheostat illumination setting and is powered by a lithium battery. With a screen size of 22 x 33mm this sight provides unlimited eye relief and an almost unlimited field-of-view. - 1x Magnification - 4 Different Reticle Patterns - Red Reticle Illumination - 22mm x 33mm Screen Size - Unlimited Eye Relief - High Impact Rated