• ?Super brightness & long life?Making this head light the perfect rugged companion both indoors and outdoors.?With versatile modes, you'll have optimal lighting for just about any situation.?So you have the reliable power and light you need. The perfect back-up light in case of power outages.?Right out of the box. Ready to go running, camping,and so much more.?For reliable power and performance in any situation?You can switch modes according to your different environment.