Streamlight Super Tac LED 2CR123A Flashlight, Black: * Light Source: C4 LED, with a 50,000 hour lifetime * Lens: Unbreakable polycarbonate with scratch-resistant coating. O-ring sealed * Output: 30,000 candela peak beam intensity and 160 lumens measured system output * Deep-dish parabolic reflector produces a long range targeting beam with optimum peripheral illumination to aid in navigation * Optimized electronics provide regulated intensity * Battery: Two 3V "CR 123A" lithium batteries, with a shelf life of 10 years * On/Off: Tailcap push-button provides one handed momentary or constant on * Runtime: Up to 3.5 hours to 10 percent of initial lumen output * IP X4 rated for water resistance * All openings O-ring sealed to resist moisture * Serialized for positive identification * LED solid state circuitry provides regulated light output throughout battery life * Removable pocket clip * Fits Streamlight 69100 Rail Mount * Operates with remote switches