Important Note: After using the remote control to disconnect and reconnect the car battery, some vehicle models may require a waiting period of around 6s before the start switch can be used. Also, if the stereo system of your car doesn' off completely, it may require re-matching once the battery is completely disconnected using this product. Installation note - the black negative wire is pre-installed at the bottom, to be connected with the car's negative wire. User-Friendly Installation: No need for modifications! Simply attach the red wire to the battery's positive pole and secure the battery clip to the negative pole. Our 12V battery disconnect switch eliminates the need to open the hood every time for power on/off. Just press the remote control button to engage or disengage your car's power system, saving you both time and effort. Enhanced Car Security with Remote Control: This product enables you to control your car's battery power wirelessly. By disconnecting power remotely, you