Streamlight Super Tac IR LED Tactical Flashlight. The Streamlight Super Tac IR LED tactical flashlight has a single high power IR (Infrared) LED rated at 850 nm. Infrared light is only visible with night vision equipment. The Super Tac IR has a specially designed parabolic reflector that is optimized for a long range beam with optimum peripheral illumination. The Streamlight Super Tac IR LED flashlight runs for up to 3.5 hours on 2 ea CR123A lithium batteries. The pushbutton tail switch on the Super Tac IR can be rotated to the "SAFE" position to prevent accidental activation. Specifications: - Battery: 2 ea CR123A lithium, included - Dimensions: 6.6" long x 2.2" head dia - Lamp Type: IR LED, 850 nm - Light Output: infrared output is not rated - Weight w/ Batteries: 7.1 oz - Run Time: 3.5 hrs - Focus Type: Fixed - On/Off: Pushbutton, Tail-Cap - Material: Anodized aluminum - Origin: Assembled in USA Features: - High power IR (infrared) LED, 850 nm - only visible with night vision equipment - Solid state LED circuitry provides regulated output for 3.5 hours of total runtime - Deep parabolic reflector for a long range targeting beam - Measures 6.6" long with a head diameter of 2.2" - Pushbutton tail switch for momentary on and constant on/off - Tailcap rotates for "SAFE" position (prevents accidental activation) - 6000 series machined aircraft aluminum with durable anodized finish - Unbreakable polycarbonate lens with scratch resistant coating - IPX7 rated - waterproof to 1 meter for 30 minutes - Powered by CR123A lithium batteries with a shelf life of 10 years - Fits Streamlight 69100 rail mount (not included) - Operates with Streamlight remote switches (not included) - Includes removable pocket clip and batteries