Exude by Optical Dynamics a high-performance illuminator that can potentially save lives in search and rescue missions and is an advantages to predator hunters, because it will not spook game. Features four powerful CREE XHP50 LED chips; ring-turn focus makes crisp circle of light; fully multi-coated optical lenses; 2500 Lumens and run time 10 hrs on high power, 12 hrs medium, 15 hrs low. Includes case, USB cable and charger.