Compact, comfortable and crucially hands-free convenient after-dark illumination. Easy to use on/off switch for quick toggling between five lighting modes, including long range beam (shines up to 200 feet), economy mode and flasher. Also features continuous and flashing red light modes to preserve night vision or use as an emergency signal. Tilting base allows the bright 60 lumenhigh-output LED bulb to be pointed exactly where you need it, and an easy to manipulate wide angle lens offers more lighting options. Adjustable buckle on elastic headband doubles as an emergency S.O.S. whistle too. The ideal combination of light weight, small size, versatility, powerful lighting and long burn times. Three included AAA batteries last about 160 hours. 2.25"×1.75"×1. 5", 3.1 oz.