L.E. D. Headlight. Features 5 L.E.D. bulb, 4 mode operation, 1 bulb, 3 bulb, 5 bulb, and flashing. Uses 5 super brite Nichia L.E.D. bulbs rated at 10 year continuous use. Lamp tilts 90 degrees for flexible use. Uses 3 AAA alkaline batteries ( not included). Built in adjustable head strap for "hand free" use. Ideal for biking, hiking, camping, hunting and fishing.