ITEM NAME:Auto Emergency OBD2 ECU Power Supply Cable BT-50 with Cigarette Lighter Plug Description: Pin: 16 Pin OBD Port Voltage: 12V Length: 3 Meter Socket: Cigarette Lighter Plug Work with any 12V DC power source, including jump starter, DC 12V Lead-acid battery, or another car's DC 12V power outlet..Socket: Cigarette Lighter Plug. Work with any 12V DC power source, including jump starter, DC 12V Lead-acid battery, or another car's DC 12V power outlet. Pin: 16 Pin OBD Port. 1 Piece Cable. Interface connector between a 12V DC power source and vehicle's OBD II port.