Measures 2 1/2". Two white Nichia LEDs, plus two green LEDs. High (19 lumens, 10hr), low (8 lumens, 48hr). Visible up to 22 yards. Black composite housing with clip. Wear on the brim of a hat, as a pocket light or on a pack strap. Angle is adjustable. Uses two CR2032 lithium batteries (included). Hang packaged.
