Connects vehicle dash cam to the OBD2 port to record videos when the ignition is off, for capturing footage in the event of unexpected incidents Designed to offer protection against short circuit, over current, over temperature, and reverse connection for enhanced safety 9.7ft. cable length offers more flexibility to place or position the device in the ideal spot Perfect for installation in a compact car to a large commercial vehicle Compatible with major dash cams, mirror dash cams, radar detectors, and GPS Navigation (USB Mini/ Micro/ USB-C)