UTG 4-16X44 30mm Scope, AO, 36-color Mil-dot, w/ Rings 30mm Tube with Best in Class Emerald Lens Coatings to Achieve Maximum Light Transmission for Best Clarity, Built on True Strength Platform, Completely Sealed and Nitrogen Filled, Shockproof, Fogproof and Rainproof 4X to 16X Power with Quick Power Selector Ring Perfect for Target Acquisition and Zooming In, 1-Click Technology for Quick Access to Your Favorite Color and Brightness in Reticle Field of View @ 100 yards:	24.4 feet - 6.8 feet. 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 Premium Zero Lockable and Zero Resettable Target Turrets with Most Consistent and Precise 1/4 MOA per Click Adjustment, Side Wheel Adjustable Turret (SWAT) for Parallax Adjustment - From 10 Yards to Infinity Mil-dot Range Estimating Reticle with Built-in Integral Sunshade for Most Optimal Aiming and Shooting Performance, Complete with UTG Max Strength Twist Lock Picatinny/Weaver Rings and High Quality Flip-open Lens Caps