Jetbeam TH15 is a 1300 lumens patented triple switch tactical flashlight with latest LED Cree XPH 35 E2, mainly used for tactical activities, military use, law enforcement and hunting. Ultra-high performance flashlight with two optional modes for tactical applications and outdoor use. Features a patented triple tail switches and side switch design. Intelligent temperature control systems automatically balance the brightness and temperature to maximize lifespan of circuit and LED chip. Over discharge protection is when the battery power is less than 30 percent, the brightness will step down gradually till low output to preserve runtime and maximize lifespan of the battery.