BARSKA 25 mm Red Dot Compact Riflescope Red Dot riflescope ideal for handguns, rimfire rifles, shotguns, and more Offers ultra-fast target acquisition, pinpoint accuracy, and wide field of view Adjustable rheostat for variable reticle brightness control Multicoated optics with anti-glare coatings; compact size for easy transport Waterproof, fogproof, and shockproof housing; 1-year limited warranty