The Duty is a rugged, Closed Emitter pistol optic that is Sealed and ready for duty. Never worry about dirt, dust, or water clouding or disrupting your dot. This side-clamping Optic is sure to be the best companion to your Duty, carry, or competition gun. It utilizes the same footprint as the ACRO to ensure widespread compatibility. Available in red, green, and multi-reticle versions. FEATURES 10 Levels of brightness (levels 1 and 2 are night vision compatible) Motion control (Shake to wake up) Smart Power Management (auto-Off after 5 mins of inactivity) 50,000 Hours of Battery Life CNC machine One-piece body (aircraft aluminum) 100% Shockproof (Rated for +P and +P+ Ammo) Waterproof (ipx7, 1 meter for 30 mins) Specifications: Magnification: 1x Lens Diameter: 16mm Elevation/Windage adjustment range: 45 MOA (Total 90 MOA) Click Value: 1 MOA per click Dot Size: 3 MOA (30 MOA circle also in multi-reticle version) Dot Color: Red or green versions are available Parallax Free 33 Yards Red Dot Brightness Setting: 10 levels Power Supply: 1x CR 2032 3V Lithium battery Auto Wake/Sleep: 5 Mins after no movement Dimensions: (LxWxH) 47mm x 35mm x 32mm Weight (with battery installed): 70.8g (approx.) Shockproof & Waterproof: Rated for +P and +P+ Ammo Footprint: ACRO, single crossbar side clamping Click Here to download the manual IRON SIGHTS DISCLAIMER: When making aftermarket firearm modifications, factory components can often become obsolete, particularly when mounting optics on the slide, whether through direct milling or using a plate. Achieving the correct height for low co-witness iron sights depends on factors such as the firearm type, mounting plate, optic, and slide cut. For assistance in determining the appropriate iron sight height for your specific setup, please contact our Customer Service team through our dedicated contact portal.