OBD2 OBDII Car Memory Saver Connector ECU 12V Protection Battery Saver
Compatibility: Universal for 12V Battery. This product is only suitable for 12V storage battery, the leakage can not exceed 5A. Durable and not easy to break.Protect vehicle ECU data. In the process of replacing the battery, avoid using the more power-consuming high-current electrical appliances on the vehicle, such as seat heating, headlights, air conditioning, etc. should be turned off, and all 4 doors should not be opened to avoid excessive current.