Graco 8482 Owner's Manual page 9

THIS RESTRAINT is certified for use in
Motor Vehicles. It is certified for use in Aircraft
only when used with the built-in harness.
When used as a booster without the harness,
this restraint is not certified for use in aircraft.
For aircraft use see section 5.5, "Using the Car
Seat in an Airplane" on page 38.
CONTINUOUS USE OF A CAR SEAT may
cause damage to a vehicle seat. To protect
vehicle upholstery, use a car seat mat, towel
or thin blanket under the seat.
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