Petzl pixa 1 headlamp the pixa 1 is a rugged headlamp offering lighting that allows the user to work comfortably on tasks close at hand constant lighting technology brightness does not decrease gradually as the batteries are drained depending on the need it may be worn on the head mounted on the helmet or placed on the ground features headlamp keeps hands free for work and can be worn constant lighting technology ensures brightness that does not gradually decrease as the battery d