Draper 12V Socket Memory Saver - SMSA 12V socket memory saver for vehicles WITHOUT an EOBD 16 pin socket. Fitted with a surge protector and LED indicators to maintain an uninterrupted power supply to the vehicle's ECU unit for security coded radios, on board digital clocks and other settings within the ECU's memory. The memory saver plugs into a conventional cigarette lighter and is powered by the vehicle's 12V battery. Supplied with 2. 5M cable and crocodile clips. Carton packed. Key