OBD2 Emergency Power Supply Cable ECU Memory Saver Car Extension Socket black

Feature: 1. Late model vehicles. Rely on computers that operate everything from the stereo to the transmission. If power is lost to the computer, the settings are lost and have to reset to default. That means the vehicle may feel different when driven, and you may have to enter a security code to access the stereo. 2. As our device with 3 meter cable, it will be a convenient way, should you not have jump starter (or acid battery) on hand, and the device can also get the 12v power supply from cigarette lighter of another good car. Just insert the Cigarette lighter plug to this car and insert into 16 pin plug to the OBD port of the car you want to replace battery. And now you can replace the battery. 3. Using this simple memory saving devic