2 MOA reticle for precision aiming - 30mm objective lens - Digital push-button controls - Multiple brightness settings - Operates for thousands of hours on single battery - Programmable auto-off feature - Click windage and elevation adjustments - Integrated lanyard system prevents loss of screw-down W/E caps - Wide field of view - Unlimited eye relief - Flip-up lens caps - Ultra-durable design - Shock resistant to 1000g. - Waterproof/fog proof - Quick-detach mounting system - Mounts to standard Picatinny or Weaver-style rails - Owner's manual included - Battery included (CR123A)