Car OBD Clip Replacement Tool Connection Line Power Emergency Line BT-30 Features: OOTDTY new and high quality Avoid losing information when the on-board computer is powered off. A good helper for replacing car batteries. Maintain car computer memory dashboard information, digital clock, memory for Save for time and improve efficiency. Applicable to: all for cars with obd2 sockets after 1996. Model: BT-30. Specifications: Material:ABS Size:As Picture Shown Color:Black and Red Instructions for use and precautions: The red clip plug red, the black clip plug black, (conversely it will burn the car computer) Insert the car OBD plug after the red light is on Noisy conventional plug connection Be careful to replace the Please be careful not to turn on the lights or other devices that use power, and do not let the positive electrode of the for touch the metal, otherwise it will burn the of the car OBD socket Loosen the red clip after replacing the If the sound still exists, the replacement is successful. If not, the may have been burnt. Directly to the on-board computer through OBD diagnosis. The normal has a red light. After inserting the on-board OBD plug, it will make a beeping sound. It is powered by a 12V It is that the car computer settings will not lose memory. Package Includes: 1x Auto Emergency Power Cord Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.