Streamlight TLR-VIR II Weapon Light with Infrared Illuminator/Laser - Black - Enhance your illumination capabilities with the Streamlight TLR-VIR II visible and infrared weapon light and laser combo. This rail mounted flashlight is offered in a durable and compact design which makes it a great upgrade for your gun. It has multiple light modes such momentary on and constant on to fit whatever situation you need it to. What sets this package apart from the others is the infrared technology, this unit is equipped with an IR LED that produces 850nm. It also features an IR laser which allows for target acquisition or designation while using night vision goggles. Weighing in at 3.82oz and spanning only 3.3in in overall length, this light does not add a significant amount of weight or bulk to your gun. The visible light is a white LED bulb which is impervious to shock and has a battery life of 1.5 hours, so you will not have to worry about changing batteries often. If your looking for a dependable illumination device that will produce both visible and infrared light, the TLR-VIR II is right for you. Securely fits M17/M18 pistols and all long guns with MIL-STD-1913 rails; Visible White LED: 300 lumens; runs 1.5 hours; IR Illuminator: 850 nm, 600mW/sr (min) radiant intensity provides optimum illumination when using night vision equipment; IR Laser: 850 nm, Class 1, eye safe with 3 mrad adjustment increment markings; output power less than 0.8mW; IR Illuminator and laser: Runs 12 hours; Recessed three-position mode selector switch: IR Illumination/IR Laser, Safe OFF, Visible Illumination; Windage and Elevation adjustment screws provide tactile indication for mode switch being set to IR position; Durable anodized machined aircraft aluminum body; High temperature, shock-mounted, impact resistant Boro Float glass with anti-reflective coating; Waterproof to 1m for 30 minutes; Uses one CR123A lithium battery (included); Length: 3.3in (8.39 cm); Weight: 3.82oz (108 grams)