Sig's Romeo1 Mini Reflex sight is the ideal sighting solution for the modern semi-automatic pistol, MSR platforms and shotguns. Features a molded glass aspheric lens with high performance coatings, 10 manual illumination controls, 3 MOA red dot, MOTAC (Motion Activated Illumination) powers up when it senses motion and powers down. It is ideal for M1913 and Keymod rail mounts for long guns. Does not have the Delta Point Pro footprint. Not compatible with Romeo Zero/Shield RMSc Footprint. Not compatible with 10mm firearms.