Specter Dual Role 1x/4x Optical Sight CX5396 Illuminated Crosshair Reticle 7.62mm Flat Dark Earth. Dual field of view combat sight switches instantly from a 4x magnified sight to a 1x CQB sight with the throw of a lever. Optimized optical path and identical eye relief in both modes. User adjustable to illuminate the crosshair or just brilliant red dot in the center. Battery powered LED illumination with five settings. Utilized DL 1/3N 3v lithium battery. VSOR rangefinder. Integral A.R.M.S. picatinny mount. 0.5 MOA adjustment. Hard-anodized aluminum finish. Waterproof and shockproof.