Hope vision r4 led lightweight front light es batt the r4 is small enough to be used as a head torch but powerful enough for the darkest of ridestwo power sequences each with three light levels allows users to maximise power or burntimeilluminated power switch so you can see which power setting you are usinguses 4 of the latest cree leds to produce 2000 lumens 1500 measured lightweight version includes 1 x 2 cell batteriesincludes handlebar and helmet mount head harness and 1m extensio