TRUGLO TRU-Point Laser Sight and Flood Light Combo for Rifles, Shotguns, and Handguns, Red Laser Laser located in flashlight housing for a more COMPACT DESIGN; Made of LIGHTWEIGHT CNC-machined aircraft-grade aluminum; WATER & SHOCK RESISTANT INTERCHANGEABLE BACK PLATES for left or right hand use included; Mounts to standard picatinny rails or weaver-style rails with a QUICK-DETACH LEVER for fast and easy, tool-less removal; Windage and elevation set-screws Choose between a POWERFUL 520NM GREEN LASER or a POWERFUL 650NM RED LASER; Operating temperature: 14 F (-10 C) TO 122 F (50 C) Quick-detach lever for fast, 3-POSITION POWER CONTROL SWITCH for momentary or constant on/off in any mode; INCLUDES REMOTE MOMENTARY PRESSURE ON/OFF SWITCH removal VERSATILE: Designed for maximum compatibility with rifles, pistosl, and shotguns