The UTG LT-ELP28R Sub-compact 2-in-1 Tactical Red Laser Sight LED Flashlight Combo is for use on Pistols, AR rifles or shotgun equiped with a Picatinny rail. This tactical weapon red laser sight flashlight combo features a powerful 120 lumen area flooding LED performance gun light. The long range red laser sight with True Strength Heavy Duty Recoil Rated Smart Spherical Structure for Precise Windage and Elevation Adjustments. Innovative Selector Control with 3 Settings: a) Direct Activation Mode Activates Light and Laser Push-buttons, b) Pressure Switch Mode Activates Plug-in Pressure Switch Operation, c) Shut-off Mode Completely Deactivates the Unit Preventing Any Inadvertent Activation. Textured Ambidextrous Push-buttons to Turn on/off Laser and Light. Strategically Positioned Remote Pressure Switch Plug-in Accepts Included Pressure Switch for Effective Remote Operation of Light, Laser or Both. Integral Weatherproof Plug Replaces Quick-insert Remote Pressure Switch When Not In Use. Low Profile Laser Design Allows Unit to Mount Close to Firearm Bore For Enhanced Accuracy. Excellent Power-to-Size Ratio in Light and Laser Output with 1 x CR2 Battery for a Combined Run Time of 45 Minutes.