The TruGlo Trutec 25mm Red Dot features a 25mm multi-coated objective lens with a 2 MOA red dot reticle for precise aiming. The digital push-button brightness controls have 10 settings and it features motion-sensing automatic on. The automatic wake and sleep modes preserve battery life for years of reliability. This red dot has a wide field of view and includes low and high (AR absolute co-witness) Picatinny rail mounts for maximum compatibility.