The Viridian E Series Red Laser Sight is crafted for Glock models 42 43 43X and 48 providing enhanced accuracy for everyday concealed carry users. This laser sight mounted on the trigger guard offers unparalleled precision with the most powerful red laser legally available ensuring quick target acquisition. With simple installation it features an ambidextrous on/off button and a convenient auto shut-off after five minutes. The laser is effective up to 25 yards in daylight and extends to an impressive mile at night. It also allows for easy windage and elevation adjustments making it a reliable companion for your firearm.