One can also focus precisely.
The lamp is powered by 2 Mono - powered batteries and to a burning time of 12 hours have the manufacturer.
It is quite good for outdoor - area suitable to the splash protection and the very robust case.
What can interfere with the weight she has incl. Batteries. But this quality just has their weight and the batteries also.
All around a recommendation for all those who seek a robust and extremely brightly lit flashlight.