The Lighthouse 120 lumen Elite headtorch is a high performance headlight featuring a superbright CREE XPE LED with focus control & three output options high low & strobe It is shock & rain resistant & features the very latest technology by incorporating the CREE XPE LED that provides a super bright beam from a single source CREE XPE LEDs are unsurpassed in both output & efficiency with a life span of over 100000 hours they will provide a bright beam of light for up to 8 hours from one set of batteries