Using the 230 V socket in the rear passenger compartment
DANGER Risk of fatal injury due to damaged connecting cables or sockets
When a suitable device is connected, the 230 V power socket will be carrying a high voltage. You could receive an electric shock if the connecting cable or the 230 V power socket is pulled out of the trim or is damaged or wet.
Use only connecting cables that are dry and free of damage.
When the ignition is switched off, make sure that the 230 V power socket is dry.
Immediately have the 230 V power socket checked or replaced at a qualified specialised workshop if it is damaged or has been pulled out of the trim.
Never plug the connecting cable into a 230 V power socket that is damaged or has been pulled out of the trim.
DANGER Risk of fatal injury due to incorrect handling of the socket
You could receive an electric shock:
if you reach into the socket.
if you insert unsuitable devices or objects into the socket.
Do not reach into the socket.
Only connect suitable devices to the socket.
Requirements:
Only connect devices with a suitable plug which conforms to the standards specific to the country you are in.
Only connect devices up to a maximum of 150 W.
Do not use multiple socket outlets.
Open flap 
.
. Insert the plug of the device into 230 V socket 
.
. When the on-board electrical system voltage is sufficient, indicator lamp 
lights up.