LASERMAX Lighting Rail Mounted Laser. A compact red laser sight that mounts to a firearm's Picatinny rail and features GripSense activation. Activation is triggered by gripping the firearm, with dual activation available via GripSense or a controlled push button. Does not alter your shooting grip. Programmable operating modes with steady or high‑vis pulsed beam. External battery access hatch. Water resistant design. 5-year warranty.