Specially designed for law enforcement, self defense, military and professional outdoor use; Use the newest CREE XP-L LED, called "The game-changing CREE XLamp XP-L LED" with performance increasing 50% or more; New circuit design provides double intelligent protections for LED and battery to maximize their lifespan and ensure safe use; Convenient two mode interfaces with 5 outputs by rotating the bezel; Max. output up to 1100lm and min. as low as 1lm; Max. runtime up to 280 hours and beam thrown up to 320 meters; Strobe and memory function; IPX8 waterproof grating (submersible up to 2 meters)