The lighthouse cree led 3 watt focussing pocket torch has three functions high low and strobe and features the very latest technology by incorporating a cree led providing a super bright beam from a single source cree leds are unsurpassed in both output and efficiency with a life span of over 100000 hours and will provide a bright beam of light for up to 8 hours from one set of batteries the torch has an adjustable focus the aluminium body is shockproof rain resistant and has a handy wrist strap