The SureFire X400V-IRc IR/White LED Weaponlight and Laser uses the company's V-Series head, which gives users a combined infrared- and white-light system, along with an aiming laser, ensuring that firearm owners can have lighting and aiming capabilities in nearly any situation. The SureFire X400V-IRc IR/White LED Weaponlight and Laser incorporates a filterless infrared LED that produces 120 milliwatts of illumination for use with night-vision devices, providing operators and other users with a stealthy option for nighttime operations. Maximum output of 350 lumens Powered by CR123A batteries Weighs in at 4.9 ounces Total length of 4 inches The SureF Mfg: Surefire