Viridian Essential Green Laser Sight for Springfield Hellcat Pro. The Viridian Essential Green Laser Sight is specifically designed for the everyday conceal and carry owner. The E-Series will easily mount to the trigger guard and feature an ambidextrous on/off button with a 5 minute auto shut off just like their Red Sight counterparts. Viridian Essential Green Laser Sight Features. Easy installation onto the trigger guard of your pistol. Ambidextrous on/off button with 5 minute auto shut off. Up to 100 yard range in daylight and 2 miles at night. Constant laser with 60 minute battery life. Easy windage and elevation adjustment. Fits the Springfield Armory Hellcat Pro. High Strength Thermo Molded Polymer. Up to 25 yards daylight / 1 mile night.