Built on True Strength Platform, Completely Sealed and Nitrogen Filled, Shockproof, Fogproof and Rainproof. Innovative EZ-TAP Illumination Enhancing (IE) System with Red/Green Dual-Color Mode and 36 Color Multi-Color Mode to Accommodate All Weather/Light Conditions (U.S. Pat. 8,437,079; EU Patent Pending). 1-Click High-tech Illumination Memory Feature Gets You Right Back to the Color/Brightness Setting Last Used. Premium Zero Locking and Zero Resetting Target Turrets with Most Consistent and Precise 1/2 MOA per Click Windage/Elevation Adjustment. Emerald Coated Lenses to Achieve Maximum Light Transmission for Best Clarity. Etched Glass Mil-dot Reticle for Both Quick CQB Field Action and Precision Aiming. Parallax Presetting at 100Yds. Large Field of View (Wide Angle) and Most Accommodating Eye Relief for Optimum Critical CQB Mission. TactEdge Angled Integral Sunshade and Complete with Lever Lock Low Profile Picatinny/Weaver Rings, High Quality Flip-open Lens Caps.