The aimshot hg-pro reflex sight is the pinnacle of reflex sight technology.This body is built from 6061 t6 aluminum for a lightweight and durable sight the hg-pro is waterproof to 30 meters.Its integrated rail mount features a quick release lever for easy installation and removal on any picatinny or weaver rail system.The hg pro ag features a true 2 moa green center dot.The hg-pro features an auto-off function which turns off system after 4 hours of idle time.Battery Size: CR123Magnification: 1xObjective: 34mmField Of View: UnlimitedEye Relief: UnlimitedDot Size: 3 MOA/65 MOALength: 4.50"Weight: 8 ozFinish: Black Hardcoat AnodizedReticle: 3 MOA Green Dot/ 65 MOA Green CircleAdjustment Size: 1 MOAProofs: Shockproof/WaterproofWindage Elevation: Adjustable