Feature A More Precisely at Distance: 3 MOA Dot w/ Larger Viewing Window Balances Fast Target for Precise Shots beyond 50 Yards A Stay Visible in Any Light: Reticle Remains Clear Across Varied Backgrounds with 8- Level Red and 2 Night Vision Modes A Built to Handle Hard Recoil: Tested to Endure 9mm, .223, 5.56mm, .308, 12GA, and Lapua Magnum .338 for GlockA(R) 17/19 A All-Weather Reliability: Reliable Outdoor Performance even in Heavy Rain, Supported by an IPX6 Waterproof Rating Specification See our Terminology Guide for detailed explanations of each specification. Magnification: N/A Window Lens Size: 24X17mm Length: 46mm / 1.8" Width: 32mm / 1.2" Height: 35mm / 1.4" Weight (net):56g / 2.0oz Eye Relief: Free Field of View: 27Adeg Optics Coating: Multi Coated Parallax: 1.0MOA @ 25 yards Elevation Range: 45MOA Windage Range: 45MOA Dot Size: 3MOA Dot Intensity: 8 levels & 2 night vision dot Battery Runtime: 50,000 hours Battery Type: CR2032 Footprint: Vector Optics TEK with 4 sets of different screws Finish: Coyote FDE For close-in work and general shooting IPX6 water proof up to 1 meter depth for 30 minutes Working Temperature: -20 to 55C High quality aluminum alloy 6061 in durable black matte finish Tested on 9mm pistol, 30-06 rifle and 12 GA shotgun Package includes: retail package, screws, rubber lens cover, hex keys and cleaning cloth etc (the sight does NOT come with a weaver mount base) Footprint TEK Footprint A Compatible Industry Standard: Docter / NoblexA(R) A Original Compatible Pistol Optics-Ready (O.R.) Model: GLOCKA(R) Standard MOS Gen4/5 (exclude G48/G43X), WaltherA(R) PDP (w/ adapter plate), TAURUSA(R) G3 T.O.R.O (w/ adapter plate), M&PA(R) M2.0 C.O.R.E. (w/ adapter plate), etc. For more information about FOOTPRINT, please refer to the blog. Video