Toyota Lexusc Owner's Handbook Manual page 136

NOTICE
D To prevent the fuse from being blown, do not use the
electricity over the total vehicle capacity of 12V/120W
(all the outlets together).
D To prevent the battery from being discharged, do not
use the power outlets longer than necessary when
the engine is not running.
D Close the power outlet lids when the power outlets
are not in use. Inserting anything other than an
appropriate plug that fits the outlet, or allowing any
liquid into the outlet may cause electrical failure or
short circuits.
INTERIOR EQUIPMENT
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