The Aimpoint Acro S-2 is a cutting-edge red dot reflex sight designed specifically for shotgun applications. Featuring an ultra-low optical axis and a large 9 MOA red dot, this sight ensures fast target acquisition and enhanced muzzle swing precision. Built with a durable aluminum housing and an integrated rib mount, the Acro S-2 is perfect for bird and small game hunting, as well as sporting applications. With an industry-leading 50,000-hour battery life, this optic is built for long-lasting performance in all conditions.Key Features & Benefits 9 MOA Red Dot Enhances lead visualization for improved shot placement. Ultra-Low Optical Axis (15mm) Ensures a natural sight picture and proper shotgun mounting. Fully Enclosed Housing Protects the LED emitter from dust, moisture, and impact. Integrated Rib Mount Fits most standard shotgun ribs; interchangeable base plates included. Long Battery Life 50,000 hours (over 5 years) of continuous use with a single CR2032 battery (included). 1x Magnification & Parallax-Free Provides unlimited eye relief and a clear field of view with both eyes open. Lightweight & Durable Constructed from high-strength anodized aluminum for maximum durability, with a semi-matte black finish. 10 Brightness Settings Adjustable intensity levels for optimal visibility in all lighting conditions. Waterproof & Shockproof Fully submersible up to 5 meters (15 feet), ensuring rugged reliability in any environment. Versatile Performance Ideal for hunting, skeet shooting, and other shotgun sports.Care & Maintenance Cleaning Use a soft cloth and lens-safe cleaner to remove dust and smudges. Battery Replacement Uses one CR2032 battery (included). To replace, open the battery compartment and insert a new battery with the positive side facing up. Storage Store in a cool, dry place when not in use. Ensure the lens covers are on to prevent scratches. Mounting & Zeroing Follow the included Base Plate Selection Guide to mount the optic properly. Adjust the sight using the provided Aimpoint tool for optimal performance.Product Specifications Brand: Aimpoint Model Name: Acro S-2 SKU/MPN: 200907 Color: Black Magnification: 1x (non-magnifying) Reticle Type: 9 MOA Red Dot Brightness Settings: 10 Levels Material: High-Strength Anodized Aluminum Compatible Devices: Shotguns with Ventilated Ribs Mounting Type: Integrated Rib Mount (Interchangeable Base Plates Included) Optical Axis Height: 15mm (0.6 in) from the top surface of the mount Battery Type: CR2032 (included) Battery Life: 50,000 hours (5+ years) Parallax Adjustment: Parallax-Free Eye Relief: Unlimited Waterproof Depth: Submersible up to 5 meters (15 feet) Item Weight: 2.6 oz (74g) Dimensions: 1.9 x 1.3 x 1.5 inchesWhat s Included? Aimpoint Acro S-2 Reflex Sight Interchangeable Base Plates (for different shotgun rib sizes) Base Plate Selection Guide CR2032 Battery (Pre-Installed) Aimpoint Tool (For Adjustments & Installation)Why Choose Aimpoint?For over 35 years, Aimpoint has been the trusted leader in red dot optics, relied upon by military, law enforcement, and professional hunters worldwide. Each sight is hand-built and rigorously tested to perform in the most extreme conditions. When it comes to accuracy, durability, and reliability, Aimpoint stands above the rest.Upgrade your shotgun with the Aimpoint Acro S-2 designed for precision, speed, and uncompromising performance in the field.