Rifle scope 1-4x magnification 20mm objective lens 1 tube 1/2 MOA (1/2 click value @ 100 yds) Quick-aim illuminated red/green dot reticle (dot is black when illumination is turned off) 65 MOA ring for additional versatility 100 yds parallax setting 77.1 field of view (@ 100yds) 4.5 to 5 eye relief 12mm to 6mm exit pupil 15.3 oz 9.75 long Includes battery, Weaver mount, lens covers and hex wrench Put this atop any air rifle, firearm or airsoft gun with a Weaver rail. The three dot colors make it easy to see your target in almost any lighting condition. This scope is torture tested, which means it can withstand the harsh 2-way recoil of a magnum springer or the kick of a .416 Rigby firearm.