Bright, lightweight, and compact, the Leatherman Neo Headlamp is perfect for nighttime walkers and runners, thanks to a dramatic, wide lighting area and blinking rear red light. Campers and do it yourselfers will love the comfortable strap, long battery life, and incredible field of vision. 90 lumens. Runs on 3 AAA batteries. Only 3.1 oz. with batteries. High, low, and blinking modes. Blinking rear red light for increased visibility and safety. 100 hr. battery life on low, 10 hr. on high. Adjustable and comfortable head strap.