Graco Angelcare Manual Del Propietário página 12

Installing Batteries in Nursery Unit
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The Nursery Unit requires four AAA (LR03) alkaline. Batteries
not included.
To insert batteries, remove the battery cover on the back of the
unit.
Insert the batteries matching positive (+) to positive (+) and
negative (-) to negative (-) Replace the battery cover.
Insert the AC adapter into the jack marked "7.5V" and plug
the adapter into an electrical outlet. Unit will run off of the
AC adapter unless there is a power outage, in which case
the unit will begin using the batteries.
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