MicroStream® Utilizing the latest C4® LED technology this ultra compact and lightweight flashlight is optimized for output and run time. * C4® LED technology, with a 50,000 hour lifetime. * Unbreakable and scratch resistant polycarbonate lens. * Up to 683 candela peak beam intensity, 28 lumens typical, 2.25 hours runtime. * One "AAA" alkaline battery. * Push button tail switch – momentary or constant on operation. * Tailcap switch for momentary on/off. O-ring sealed, shock proof and drop-tested construction. Water resistant per IPX4; in accordance with specification EN 60529:1992. High Strength "Break Away" safety lanyard. Unbreakable pocket clip. * L x D: 3.5" x .6" (90 x 15 mm) * 1.04 oz (29.7 g) * Matte Black