Compact and cost effective: Combines high intensity torch of the M3 with military-proven visible laser technology. Four-position Mode Selector switch plus patented Slide-LockTM mounting design allow mission-specific operation across a variety of tactical ,Features: Fits Mil-Std 1913, Universal, or Rail Grabber Tungsten halogen, xenon-filled lamp Range 35m 125+ lm peak output Four-position mode-selector switch Uses two lithium 123 batteries (not incl.) Run time: 60