Surefire Remote Dual Switch for Weaponlights, 7 Cable, Fits X-Series, Momentary-On Pressure Pad and Constant-On Press Switch, Black XT07 The XT07 switch provides reliable" remote activation for any X-series Weapon Light (X200" X300" X400) attached to a Picatinny rail. Switch module clips to Picatinny rail and features constant-on/off pushbutton switch" momentary-on pressure pad" and a lockout toggle switch to prevent accidental discharge of the light. Gives operators greater flexibility and control. XT07 has a 7 inch cable.