DescriptionThe PolyTac is a super bright and compact personal light available with either the latest in power LED technology or Xenon bulb. The high-performance model of the PolyTac LED with a C4 LED and Streamlight engineered reflector for added brightness. The light uses CR123A Lithium primary cells.Features High impact super tough nylon polymer for exceptional durability and a sure gripAdjustable head allows for variable spot-to-flood focus (Xenon only) LED Solid State Power Regulation provides maximum light output throughout battery life (LED) IPX7 rated design; waterproof to 1 meter for 30 minutes All openings o-ring sealed for water resistance Powered by two 3-volt CR123A lithium batteries w/10-year storage life C4 LED technology, impervious to shock with a 50,000 hour lifetime Up to 15,000 candela (Peak Beam Intensity) and 150 lumens measured system output. Deep reflector provides far-reaching targeting beam with a tight spotlight and optimum peripheral illumination Runs 3 hours to the 10% output level Solid-State power regulation that provides maximum light output throughout battery life High impact super tough nylon polymer Unbreakable polycarbonate lens with scratch-resistant coating IPX7 rated design; waterproof to 1 meter for 30 minutes Tail cap push button provides one handed momentary or constant "on" operation Run Time All claims to 10% of initial lumen output.Includes PolyTac LED HP Flashlight 2 Streamlight 3 volt CR123A Lithium Batteries (with a shelf life of 10 years) Blister PackagingSpecifications:Head1.7" Body1.00" Length5.65" Weight4.4 oz. ColorBlackDimensionsLength5.65 in. (14.35 cm) Major Diameter1.70 in. (4.32 cm) Body Diameter1.00 in. (2.54 cm)Weight4.4 oz (125 grams)*