Leaper's LED Tactical Red Laser Flashlight Combo is a 2-in-1 tactical illumination device that features a 23mm LED flashlight and a 3.1mW, 640 nm laser. The flashlight has a light output of 150 lumens, powered by two CR123 lithium batteries with a constant runtime of 2 hours. The laser has a visibility range of up to 550 yards. This device can be mounted to both Picatinny and Weaver-style rails using an integrated quick-detach mounting system. This flashlight combo offers a 10-position locking laser mount that allows you to customize your firearm, giving you the option of activating the light and laser individually or simultaneously.