Great Field of View and Unlimited Eye Relief; Clear and Sharp 4.0 MOA Dot Sight; No-Reflection High Tech Emerald Coatings; Red or Green Dot Adapts to Any Environmental Background; 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; Illumination Rheostat with Variable Brightness Levels Offers Stealthy and Infinitely Fine Adjustment; Aim and Instant Lock On Target to Enhance Shooting Accuracy and Performance; Most Versatile Dot Sight for Wide Range of Pistols, Shotguns & Rifles; Includes: CR1620 Lithium, Cleaning Cloth, Flip-open Lens Caps, Allen Wrench 2.5mm, Allen Wrench 1.5mm, Removable Riser & QD Level Lock Mount Base, Scope Owners Manual