The Nite Ize TaskLit is the perfect hands-free nighttime lighting device. Its parabolic L.E.D. lens illuminates a four-foot area with a full flood beam thats gentle on night visionyours and everyone elses. Made with a high-quality elastic headband that adjusts easily to fit any head size, it weighs only .8 ounce, so its easy to carry and comfortable to wear. Push the water-resistant lamp once for steady glow mode (for reading, working, and navigating in the dark), twice for continuous flash (for running, cycling, or any time you want to alert others of your presence). Our TaskLit comes with two sets of long-life replaceable batteries, and is available in either white or red.