Product Description The INOVA XO3 is precision-engineered for protection againstthe elements and extreme use. Powered by 2-123 lithium batteries, theXO3 flashlight has a patented precision optical system that providessuperior light projection with a uniform focused spot and flood beampattern that offers the brightest model in the X Series line. Whetherfor trekking, camping or backyard use, the X03 offers a steady stream offar reaching intense light to blaze the way. Features Stainless Steel Head to protect optical system.Patented Optical System machined aluminum reflector for optimal thermal management and beam projection.High Power of 70,000 hour LED.Electronically Controlled for uniform light output.Precision machined Aluminum Body made from solid aluminum with grade anodized finish.Impact resistant shockproof, crushproof and water-resistant.Patented 3 Position End-Cap Switch activates momentary on, constant on and lockout mode.All INOVA performance ratings are measured to the official ANSI/NEMA FL1 standard. Includes 1x Nite Ize Inova XO3-Serie Black Body LED Flashlight. 2x 123A Lithium Batteries. 1x Instruction Manual English/Spanish/Italian/German/French.Hang Pack Packaging.Specifications Dimensions6.0" x 1.0" 1.24" head diameterWeight 5.57 oz.Max Output143 lumensRuntimeUp to 4 hoursEffective Range 479 ftSignal Visibility 2.5 milesBattery Type2-123A Lithium Batteries