UTG 1-4X28 30mm Long Eye Relief Scope, 36-color Circle Dot Up to 14" Extended Long Eye Relief, Built on True Strength Platform, Completely Sealed and Nitrogen Filled, Shockproof, Fog proof and Rainproof Etched Glass Circle Dot Reticle, Emerald Coated Lenses to Achieve Maximum Light Transmission for Best Clarity, Parallax Pre-set at 100Yds Patented EZ-TAP Illumination Enhancing (IE) System with Red/Green Dual-Color Mode and 36-Color Mode to Accommodate All Weather/Light Conditions Illumination Memory Gets You Right Back to the Illumination Setting Last Used, Zero Locking/Resetting Turrets with 1/2 MOA per Click W/E Adjustment Complete with Tact Edge Angled Integral Sunshade, Max Strength Low Profile Lever Lock Picatinny/Weaver Rings and High Quality Flip-open Lens Caps