Features 3 brightness modes plus flashing mode. The head pivots to angle light where you need it. Lumens and run times are: 7.5 lumens/24 hrs., 15 lumens/10 hrs., 30 lumens/3 hrs. A battery gauge shows the level of battery use. Push button on/off switch cycles through the light modes. Battery pack is in the back to provide balance. Comes complete with cloth and rubber straps that are adjustable.