Athlon Optics Midas Burst TSR1 Red Dot Sight Battery: CR2032 Magnification: 1x Objective lens: 26x19mm Fully-multicoated lenses Aircraft grade aluminum w/ one-piece chassis construction Waterproof Fog proof Shockproof Nitrogen purged Click Value: 1 MOA Reticle size: 3 MOA Reticle: Dot, Circle, Circle/Dot Reticle color: Red with adjustable illumination DeltaPoint mount Motion activated 50,000-hour battery life Auto shutoff after 5 minutes 10 brightness settings Length: 1.9" Weight: 1.27 oz Lifetime Warranty