Barska Red Dot Sights are the perfect choice for those who are looking for ultra-fast target acquisition, pinpoint accuracy, and a wide field of view. The versatility of these Barska sights makes them perfect for use with rifles, handguns, shotguns, crossbows, and much more. A finger adjustable rheostat controls the brightness of the dot sight, allowing the user to customize the brightness to better fit the current lighting environment. A wide field of view, unlimited eye relief, and multicoated optics help deliver an impressively clear view that helps the user get a clearer visual on their target.