Before applying, please make sure the part of the installation are smooth, clean, dry, and free of wax, dirt and oil.Universal Car Smart Auto side mirror folding system Features: The system is compatibly to the original car electric system and security system.Turning ACC ON will unfold the side mirror automatically. The system can fold the side mirror automatically when ACC off and closing the door.The system can unfold the side mirror automatically when ACC off and the door unlocked.Auto folding/unfolding, effective anti-scratching and anti-collision. Universal Car side mirror folding kits is the device which is supporting the 12V car having the function of remote control to close the side mirror(side mirror will be flipped down while the driver press the ''lock'' button of the original car remote) and when the driver start the ACC on, the side mirror will be opened automatically(side mirror will be flipped up while the ACC is on).Overload protection, if the door is closed/opened too frequently, the system will stop to fold/unfold the side mirror to protect the motor of side mirror. Easy installation, no need to change any original car wires and setting.Note:Before installing this system, Please make sure your car has been equipped with the central door locking system,And please connect the Green wire from the ECU with the lock signal wire of the central door locking system.All car can fit , But your car need to have electricity mirror fold function.A.The original car keys control, automatic folding/unfoldingB. Easy controlDriving indoor button control rearview mirror folding/unfoldingC.the driver start the ACC on, the side mirror will be opened automatically 01.Lock the car rearview mirror automatically foldingThe driver presses the original ''lock'' button, the rearview mirror will automatically foldThe origina