Lexus GS 350 Owner's Manual page 567

NOTICE
To avoid damaging the power outlets
■
Close the power outlet lids when the power outlets are not in use.
Foreign objects or liquids that enter the power outlets may cause a short circuit.
To prevent blown fuse
■
Do not use an accessory that uses more than 12V 10A.
To prevent battery discharge
■
Do not use the power outlets longer than necessary when the engine is off.
5-7. Other interior features
565
5