DDPai OBD Hardwire Kit USB-C enables smart vehicle status detection and 24/7 parking surveillance for your dash cam. After the vehicle is turned off, the camera enters parking mode and records any unusual events. The integrated battery management monitors the car battery voltage and automatically cuts power when it drops below the preset threshold, protecting the battery. The kit includes a 3000mm cable with 12V input and 5V 2A output for reliable operation.