Three levels of output: First push into the high light output of production the second push into the low light output capacity; third push produce flash can be a warning. A diffused light to Illuminate a wide range. A focus and brightbeam to nail down to a distant object. Lamp head swivels 90 Revolutionary focus technology Speed Focus As bright as a spotlight LED service life: more than 100.000 hours Chip: 1 X Cree LED