Carmate Memory Keeper USB Replacement OBDII Connector Powered Prevents Loss of Car Memory and SA203 Black (CARMATE) [Essential Item] Settings!

A must-have for every household! This USB-powered backup power supply prevents loss of settings and memory, including digital clocks, navigation locations, and radio stations. This product supplies power during car replacement work, preventing memory loss in the vehicle's clock, navigation system, audio system, and other devices. Use a mobile or portable power source (sold separately) that can output a current of 2A or more. The connection to the vehicle is via the OBD II connector inside the vehicle. It can be used easily and reliably without interfering with the installation and removal process. Equipped with three LED indicators that allow you to check the product's operating status, you can perform replacement work with confidence.