For handguns and shotguns and rifles and paintball guns and this red dot sight has the power and construction to last through any shooting application. Features include unlimited eye relief and a wide field of view and an 11 position rheostat for brightness control. Click windage and elevation adjustments. Limited lifetime warranty. Technical Information: Style: Tube Magnification: 1x Sight Window: 30mm Adjustment value @ 100 yards(clicks/in): 1 MOA Reticle: 3 MOA Dot Reticle color: Red/Green Housing material: Aluminum Battery Type: CR2032 3V (1) Length: 3.8' Weight: 7.9 oz. Warranty: Limited Lifetime