Core Functions:
The 7 and 4 pin trailer connector accurately transmits control signals between the vehicle and trailer, enabling devices like brake lights and turn signals to respond instantly to actions such as braking, turning, or reversing.
Notes:
1.Please check the part number before buying to make sure it fits your trailer plug for bumper.
2.The product does not contain installation instructions. If you have any questions about that, we kindly recommend you go to the nearby mechanic to ask for professional instructions.