*Toggle between red and green dot reticles with 7 different brightness settings to keep shooting from dawn until dusk.*With the parallax-free red dot design, the reflex sight scope follows the movement of the user's eye while remaining fixed on the target, eliminating any need for centering.*Hold zero with 1 x 20mm 4 MOA fingertip windage and elevation controls that allow for quick adjustment in the field or at the shooting range.4 MOA Reflex Sight with Illuminated Reticle and 7 Brightness Levels