The SUREFIRE X400U-A BLK 1000LM W/LSR is engineered for ultimate versatility and precision in tactical lighting. Designed to fit a wide range of rail-equipped pistols, this robust light offers a potent 1,000 lumens for optimal visibility in various scenarios. Special High-Performance LED Produces 1,000 Lumens Highly Visible, Integrated 5 mW Green Laser Integral Ambidextrous Momentary- and Constant-On Switching Attaches Securely to Both Universal and Picatinny Accessory Rails Accepts Optional Pressure-Activated DG and XT Remote Switches Without Altering Grip Elevate your tactical setup and stay prepared with the SUREFIRE X400U.