5-MOA reticle. Shockproof. Waterproof. Red and green reticle color options. Five brightness settings in both colors. Click windage and elevation adjustment. Unlimited eye relief. Wide field of view. 24x34mm window for fast target acquisition. Anti-reflection coating on target side. Integrated Picatinny/Weaver-style mounting system. Parallax free from 30yds. Clam packed.