Utg scope 3-9x40 1" ao 36 color illuminated mil-dot Magnification: 3-9XTube Diameter: 1"Objective Diameter: 40mmField of View @ 100 yards: 34.5'-11.5'Eye Relief: 3.9"-3.2"Exit Pupil: 13mm - 4.5mmClick Value @ 100 Yards: 1/4"Length: 320mmWeight:21.1 ozParallax Setting: 5 yds - infinityBatteries: CR2032 3VFEATURES-Designed for varmint/predator hunting-Completely Sealed and Nitrogen Filled-Shockproof, Fogproof & Rainproof-Innovative EZ-TAPA(R) Illumination Enhancing (IE) System with Red/Green in Dual-Color Mode & 36 Colors in Multi-Color Mode-1-Click High-tech Illumination Memory-Premium Zero Locking and Zero Resetting Target Turrets-Emerald Coated Lenses to Achieve Maximum Light Transmission-Mil-dot range estimating reticle for most optimal aiming & shooting performance-High quality max strength QD twist lock Picatinny/Weaver rings & flip-open lens caps Other Features: Illuminated 36 color reticle, includes rings