Nov 29, 2016 · The compact red dot sight features multiple illumination settings and is programmed for 50,000 hours of normal use. This extended run time is made possible through the proprietary SIG SAUER Motion Activated Illumination System (MOTAC™). Sig is proud to provide our men and women in the armed forces with a light-weight, enclosed red-dot sight that is as tough as it is micro. The ROMEO5 features our MOTAC™ (Motion Activated Illumination) which increases battery life by shutting down the system when not in use and instantly activates the system when it senses the slightest vibration or movement.
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