Measures 1 1/4" x 2 1/2". Low setting produces 8 lumens with 15 hour run time. High setting produces 30 lumens with 8 hour run time. Pivots up and down for greater visibility. Black and orange rubberized casing with BG logo. Elastic headband with storage area for extra battery. Can also sit flat for use as a table light. Uses one AAA battery (included). Hang packaged with Bear Grylls "Priorities of Survival Pocket Guide".