The Sightmark Ultra shot R-Spec Reflex Sight delivers a crisp field of view with an advanced, anti-reflective, scratch resistant lens system, 4 red and green reticle options with10 brightness settings, parallax correction (beyond 25 yds), 1 MOA Click adjustments (120 MOA of travel), Interlok internal locking adjustment system and a long, reliable battery life, from 200 to 2000 hours on a sincle CR123 battery. Includes a quick-detach picatinny mount, adjustment tools, CR123A battery, operation manual and neoprene cover.Features:Reticle, Type: 4 Pattern - 5 MOA dot, 3 MOA dot with 50 MOA circle, 3 MOA dot with 50 MOA crosshair, 3 MOA dot with 30 MOA circle/crosshair (subtensions total 50 MOA)Reticle, Color: Red and greenSetting, Brightness: Off, 1-10Magnification: 1Objective overall dimension (mm): 33x24 mmElevation Range of Adjustment: 120 MOAEye Relief: Unlimited in/mmWindage Range of Adjustment: 120 MOAAdjustment Value: 1 MOAParallax Setting: 25 / 23 yd/mFinish/Color: Matte blackBody Material: Aluminum 6061-T6Maximum Recoil: .50 BMG Max caliberIP Rating (waterproof): IP55 - water resistantNitrogen Filled: NoFog Proof: NoLens Coating: AR redBattery Type: CR123AMount Type: PicatinnyBattery Life: 200-2,000Battery Voltage, V: 3VOperating temperature, F/C: -22 to 160 / -30 to 71 F/CLength (in/mm): 4.33 / 110 in/mmWidth (in/mm): 1.96 / 50 in/mmHeight (in/mm): 2.28 / 58 in/mmWeight, oz: 10.7 oz.