When motorcycle parking after turn off the electric door locks remote control electronic warded lock automatically in the fortified state will lock the vehicle ignition circuit even if the thief pry the mechanical locks and electronic door lock also can't start the car engine. Instruction: A type: open anti-theft security lock one hand touch the motorcycle part and another hand touch the unlock cable and start the engine can normally work; B type: open anti-theft security lock open the switch connects with the unlock cable light and can unlock. C type: open anti-theft security lock press the touch button can unlock