Measures 1 1/4". Two white Nichia LEDs, plus one green LED. High (10 lumens, 5hr), low (4 lumens, 33hr). Visible up to 30 yards. Black polymer construction. Silent Hinge adjustable tilt. Black nylon headstrap. May be worn as a headlamp or clipped to a hat. Uses two CR2032 lithium button cell batteries (included). Hang packaged.
