Product - 5963 5 MOA reticle designed for quick acquisition Shock-resistant to 1000 grams Waterproof/fogproof construction Unlimited eye relief and wide field of view 11 position rheostat for brightness control Lightweight and easy-to-mount Multi-coated lenses produce more than 95 percent light transmittance Special anti-reflective interior eliminates stray light from appearing inside the sight Click windage and elevation adjustments Integrated Weaver-style mounting system Ideal for shotguns, handguns, rifles, muzzleloaders, paintball guns and crossbows Operates on a 3V-CR2032 battery (included) Weight: Approximately .66 poundsShipping Dimensions: Approximately 10 x 6 x 3 inches.