PETZL Pro Strix IR Tactical Headlamp without Headband Tactical headlamp with multiple carry options, and visible and infrared lighting capabilities Headlamp keeps hands free for working efficiently It offers exceptional versatility and intuitive use with absolute reliability guaranteed Constant lighting guarantees lighting performance that does not decrease as the batteries are drained; then switches to reserve mode Double rotation system of the body and head of the lamp allows great freedom for orienting the beam: 180 horizontally and 120 vertically