UTG 1-4X28 30mm Long Eye Relief Scope, 36-color Mil-dotFeatures:- Built on True Strength Platform, Completely Sealed and Nitrogen Filled, Shockproof, Fogproof and Rainproof - Up to 14" of Eye Relief Allowing for Effective Use on any Firearm Where the Optics Cannot be Mounted Directly Above the Action - Innovative EZ-TAP® Illumination Enhancing (IE) System with Red/Green in Dual-Color Mode and 36 Colors in 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 - Range Estimating Etched Glass Mil-dot Reticle- Premium Zero Locking and Zero Resetting Target Turrets with Most Consistent and Precise 1/2MOA per Click Windage/Elevation Adjustment - Emerald Coated Lenses to Achieve Maximum Light Transmission for Best Clarity - Parallax Pre-set at 100Yds - Complete with TactEdge® Angled Integral Sunshade, Max Strength Medium Profile Lever Lock Picatinny/Weaver Rings and High Quality Flip-open Lens CapsSpecifications:- Magnification: 1 - 4X- Tube Diameter: 30mm- Objective Diameter: 28mm- Field of View @ 100 yards: 78.4' - 21'- Eye Relief: 14" - 8"- Exit Pupil: 28mm - 7mm- Click Value @100 yards: 1/2"- Length: 266mm- Weight: 19.8 oz- Parallax Setting: 100 Yds- Batteries: CR2032 3V