Nikon D3300 User Manual page 29

First Steps
Always turn the camera off before inserting or removing
batteries or memory cards.
1
Attach the strap.
Attach the strap as shown. Repeat for the second eyelet.
2
Charge the battery.
If a plug adapter is supplied, raise the wall plug and connect
the plug adapter as shown below at left, making sure the
plug is fully inserted. Insert the battery and plug the charger
in. An exhausted battery will fully charge in about an hour
and 50 minutes.
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Battery charging
Charging complete
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