The motion switch means that it will automatically turn off when it is on for 5 minutes, and then it will automatically light up when you hold it in your hand.
FEATURES
n 2 MOA Red-Dot provides 10 illumination settings (8 daylight plus 2 NV) for visibility in all light conditions
n Integrated Picatinny interface provides industry-standard mounting options for a wide range of applications
n MOTAC (Motion Activated Illumination) powers up when it senses motion and powers down when it does not. Provides for optimum operational safety and enhanced 40,000+ hour battery life
n Dependable waterproof (IPX-7 rated for complete water immersion up to 1 meter) and fog-proof performance
n Activated through motion sensing technology, MOTAC immediately powers up illumination when it senses motion and powers down when it does not in order to extend battery life.
n Spectracoat highly efficient, ultra-wide broadband, anti-reflection lens coatings reduce surface reflections to extremely low levels across the entire visible spectrum providing superior light transmission.
n Integrated M1913 Picatinny interface provides industry-standard mounting options for a wide range of applications.
n Includes an M1913 Picatinny low mount riser and a co-witness 1.41 inch riser mount.