OBD II Vehicle ECU Emergency Power Supply Cable Memory Saver
- 【Not loss information】 New Battery Essentials.Save the memory while replacing a new battery. Connects a spare 12v battery and OBD2 port. It is used when change a car battery without loosing the car’s saved settings .Use this tool,your radio and windows work,keep mileage history and navigation history is intact..
- 【Not reset&reprogram】 Battery disconnection will loss of car computer memory and settings . including dashboard information, audio, memory seat, digital clock, etc. Keep the vehicle code and electronic presets.It is better to buy this rather than pay a service guy, especially if you have more than one car..
- 【Not pay more money】 It can be used as an emergency power supply cable. When your car stops halfway due to a battery failure, you can borrow spare batteries from others Instead of waiting for the rescue car.
- 【Not complicated to use】First,Connect the clips to a spare 12 V battery. A red LED will light. Next, plug the device into the OBD II port. The device will start beeping. Last,replace the vehicle battery then unplug the device from the OBD II port..
- 【Not worry】 We provide perfect after-sales service. If you have any questions during the use, you can leave the question on this page or send an email to us. We will....