The Streamlight TLR-6 is an ultra-compact weapon light with C4 LED and integrated 640/660 nm red aiming laser that possesses 3 operating modes: Light only/ Light & Laser/ Laser only. Designed to securely attach to the trigger guard or the rail on handguns, its durable, impact-restricted polymer construction is IPX4 water-resistance and 1 meter impact resistance tested. Features: a Battery replacement requires no tools and can be done without removal from the weapon a Do not need to re-sight in the laser after battery replacement a Battery compatibility: (2) 3V CR-1/3 N Lighium a Lumens = 100, Candela = 2,000, distance = 89m, run time = 1h (light), 11h (laser) a Includes lithium batteries a Black finish