Fl13， 250 lumen， compact， cob led head lamp， high & low light outputs， casts a wide beam， handy for up close work， solid & flashing red led light feature， helps to prevent night blindness， 68' beam， uses 2 "aaa" batteries， included， run time on high 2 hours 30 minutes & on low 13 hours， lightweight， impact resistant， weather resistant， led is virtually unbreakable， tested & rated to ansi/fl1 standards.