ATN 2.5X Night Vision Rifle Scope for Hunting Magnification 2.5x Lens F80mm Infrared Illuminator 450mw Effective Visual Distance: >200m Battery 3V CR123A Reticle system Red on Green Reticle system adjustment 1/4 inch @ 100 yards Dimensions 275mmX108mmX75mm/10.8"X4.3"X3" Weight 1.27kg/2.8lbs