Magnification: 1X Tube Diameter: 38mm Objective Diameter: 32.5mm Field of View @ 100 yards: 100' Eye Relief: Flexible Exit Pupil: 26mm Click Value @ 100 Yards: 1/2" Length: 108mm Weight: 7.1 oz Parallax Setting: Infinity Batteries: CR1620 3V FEATURES -Clear & sharp 4.0 MOA dot sight -No-reflection high tech emerald coatings -Optimal height design to co-witness with iron sights -Includes both Smart Adaptor & Straight-Up Quick Detachable Tactical Mount with innovative quick detach mounting deck to use on any Picatinny rail -Patterned illumination rheostat with variable brightness levels -Aim & instant lock on target to enhance shooting accuracy & performance