Features:30mm Tube with best in class Emerald Lens Coatings to achieve maximum light transmission Completely sealed and nitrogen filled for a waterproof, fog proof, and shockproof designInnovative EZ-TAP Illumination Enhancing (IE) System with red/green dual-color mode and 36 multi-color mode to accommodate all weather/light conditions1-Click illumination memory feature gets the user right back to the color/brightness setting last usedPremium zero lockable and resettable target turrets with consistent and precise 1/4 MOA click adjustmentsSide focus parallax from 10 yards to infinityMil-dot range estimating reticle with built-in TACTEDGE angled integral sunshade Includes UTG Max Strength Twist Lock Weaver Rings and Flip-up lens caps