Quick Release Mount that will fit most Weaver/ Picatinny type rails. This model will fit Weaver/Picatinny type rails found on most mid size and compact semi-automatic pistols (not Sub-Compact and Pocket pistols). Push Button Rubber Switch on the left side of flashlight and a Push Button Rubber Strobe Button on the right side of the flashlight. 3 Watt Bright CREE LED 150 Lumens Peak Output.