Ambidextrous On/Off Activation Switch. Windage and Elevation Adjustable. High Strength Thermo Molded Polymer. 1 Hour Battery Life (constant use). 5 Minute Auto Shutoff. Palmetto State Armory Dagger. Viridian’s E SERIES laser sight is specifically designed for the everyday conceal and carry owner. This model specific, trigger guard mounted, laser sight offers the most powerful laser legally available, delivering rapid target acquisition when you need it most. Easy installation onto the trigger guard of your pistol. Ambidextrous on/off button with 5 min auto shut off. Up to 100 yard range in daylight and 2 miles at night. Constant laser with +60 min battery life.