Vector Optics Frenzy Plus 1x31x26 Red Dot Sight Multi-Reticle

31x26mm Large Window Size Helps with Fast Target Acquisition Removable Protective Shroud, Better Protect from Scratches or Drops Dot, Circle, Crosshair, Various Multi-Reticle Options for Setting Aiming Points Motion Sensor Feature No Worry to Forget to Switch off the Sight Up to 50,000 Hours of Battery Life, Can Be Used for More than 3 Years 9 Red Illumination and 2 Night Vision Digital Mode, Versatile Both in Day and Night With Quick Detach Picatinny Mount, Quickly and Easily Installed or Detached IP67 Waterproof One Meter Deep for 30 Mins