we are offering LED Flash Light.Features Powerful 3-watt Luxeon LED with piercing 30-lumen output10x brighter than standard LEDs100, 000-hour LED life2.5-hour continuous run timeRotating head with high, S.O.S. and safety strobe settingsRugged, waterproof, aircraft-grade aluminum housing with hard-anodized finish that wont scratch or marS.O.S. signal visible for more than 2 milesIncludes one 3-volt lithium battery and lanyardLength: 4.6