LaserMax Centerfire Green Laser Sight with GripSense - S&W Shield/Shield M2.0 - GSSHIELDG

This LaserMax green laser sight features GripSense technology that activates the laser when the shooter grips the trigger guard, with manual button activation also available. Designed specifically for Smith & Wesson Shield and Shield M2.0 pistols in 9mm and .40 S&W, it mounts to the trigger guard and provides a 0.63" dot at 20 yards with an effective range of 50 meters. The green laser operates at 520nM wavelength and uses a 1/3N battery.