See also:

Belt height adjustment
You can adjust the seat belt height on the driver's seat and the front-passenger seat. Adjust the height so that the upper part of the seat belt is routed across the center of your shoulder ...

Charging the battery
WARNING Never charge a battery still installed in the vehicle unless a battery charger unit approved by Mercedes-Benz is being used. Gases may escape during charging and cause explosions ...

Points to observe before use
With the exception of the socket in the front center console, all sockets can be used for accessories with a maximum current draw of 240 W (20 A), e.g. lamps or chargers for mobile phones. Th ...