Browning Microblast High Output L.E.D. Headlamp. Black polymer construction with Silent Hinge. Also comes with black nylon headstrap. May be worn as a headlamp or clipped to a hat. Up to 30 lumen output. Uses two CR2032 lithium button cell batteries (Included). Up to 50 hour burn time per battery set. Ultra light - weighs only .9 ounces with batteries and headstrap.