Brand: Tat Tech LED Light: Up to 3 settings: Low (7 lumens), Medium (65 lumens), & High (225 lumens) Sensing Mode: You can turn on the sensing mode to adjust the light by waving your hand in front of the headlamp. Head Strap: Single head strap that goes around the head. There is no middle strap that goes over the middle of your head. Battery Required: Requires 3 x AAA battery Battery Life: Low (120-hours), Medium (7-hours), & High (4-hours) All headlamps include a nice zip up case.