Surefire Part, Scoutlight, Includes A Click On/Off Pushbutton Switch And ST07 Switch Assembly With 7 Plug-In Momentary-On Remote Tape Switch, Black DS07 The DS07 is a waterproof switch assembly for SureFire's Scout Light(R) Weapon Lights. It includes a system-disable feature" a click on/off pushbutton switch" and an ST07 switch assembly with a 7" plug-in momentary-on remote tape switch. The integrated pushbutton and remote switch assemblies operate independently" providing switch redundancy. Fits: SureFire Scout Light Weapon Lights