Description The OMNI-5 is a precision sight that offers an unobtrusive low profile design with unlimited eye relief, flush fitting turrets and a high-efficiency LED that guarantees exceptional battery life. Specs Description Bresser OMNI-5 Red/Green Low Profile Sight Item Number 23-20300 Reticle Color Red or Green Size of Dot 4 MOA Battery Life 500 Hours Battery CR2032 (Not Included) Brightness 0-11 Magnification 1x Eye Relief Unlimited Elevation Adjustment 40 MOA Mount Picatinny or Weaver Weight 0.7 LBS Parallax 30 Yards Adjustment Value 1 inch @ 100 YDS, 1 MOA Per Click Water-Resistant IP55 Splashproof Dimensions 4.8 X 2.4 X 2.3" Manual Download Instruction Manual Here Warranty Limited USA Five Year Warranty once registered within 60 days of purchase. Click Here to register. CA Residents: Prop 65 WARNING(S)