Up to 50,000 Hours Battery Life (Setting 6). Parallax-free & Unlimited Eye Relief.This item may be regulated for export by the U. Department of State or US Department of Commerce. This item is in the category "Sporting Goods\Hunting\Scopes, Optics & Lasers\Red Dot & Laser". The seller is "euroopticltd" and is located in this country: US. This item can be shipped to United States.