The Streamlight Bandit USB Headlamp produces bright, even, diffused light with less shadow than spot beams This ultralight weight, weather resistant, personal area/work light features a large button for easy actuation, and a Lithium Polymer rechargeable battery A rubber plug keeps dirt and debris out of the micro USB charging port It includes a handy snap-in hat clip adapter to attach the light on the brim of a baseball cap or to add additional downward adjustability when using the headband