Athlon Optics Midas Flare 3X Prism Scope Battery: CR2032 Fully-multicoated lenses Aircraft grade aluminum w/one-piece chassis construction Magnification: 3x Objective Lens: 30mm Waterproof Fog proof Shockproof Nitrogen purged Picatinny Mount Reticle size: 2 MOA Dot, APX3 Click Value: 1 MOA Eye Relief: 3.1" Reticle color: Red with etched glass and adjustable illumination Smart Power Management shut off system (after 3 hours) Length: 4.13" Weight: 14.3 oz Lifetime Warranty