Experience the power that effective illumination can provide. Introducing Crimson Trace Tactical Lights, a best-in-class family of tactical lighting products for rail-adapted long guns, backed by the Crimson Trace reputation you trust. The CWL-102 is a powerful rail-attached tactical light for M1913 Picatinny, Keymod and M-LOK rail-equipped long guns and provides 500 Lumens of white light. May be used as a handheld flashlight.