Strion DS HLThe Streamlight Strion DS HL flashlight now comes equipped with Dual Switch Technology, allowing you to select between lighting modes using the head or tail switches. It features three power settings and a strobe mode for dazzling targets, with three programs accessible from the TEN TAP programmable switch that allow you to choose the set of available modes (high medium low strobe, high medium low, high only). The flashlight is made from rugged