EYES SEE GREEN BETTERa 3 MOA green dota 20x28 mm viewing windowa Docter footprint & Picatinny mount includeda Auto shut off and INSTANT- ONA(R) technologya Lightweight 6061-T6 aluminum bodya Designed from the ground up to ensure clarity, solid function, and rapid target acquisitiona Fits most compact and full-size, optics-ready pistols, that use the Docter mounting footprinta With 2 night vision brightness settings, the RFX15 is the perfect optic for your pistol in any light conditiona Tested in the harshest conditions to ensure your optic will be ready whenever you need ita 8 Visible & 2 Night Vision Brightness Settingsa 30,000+ Hours of Battery Life