Fits On Your Finger! Bright Amber Light -- Originally developed and used by the U.S. military. This high intensity micro-light is designed to be worn on any finger with a Velcro strap and to be used anywhere strategic light is needed, especially in situations where both hands are needed for the job. LED technology no bulb to change. Just 1.5" x 0.5" and only weighs 8oz. Two 1.5V watch batteries (included) for 14+ hours of continuous use.
