About operating and storage temperatures, Avoid wet locations, Do not make repairs yourself – Apple AirPort Extreme 802.11n (4th Generation) User Manual
Page 37: About handling
Appendix
AirPort Extreme Specifications and Safety Guidelines
37
About Operating and Storage Temperatures
 When you are using your AirPort Extreme, it is normal for the case to get warm.
The AirPort Extreme case functions as a cooling surface that transfers heat from
inside the unit to the cooler air outside.
Avoid Wet Locations
 Keep your AirPort Extreme away from sources of liquids, such as drinks, washbasins,
bathtubs, shower stalls, and so on.
 Protect AirPort Extreme from direct sunlight and rain or other moisture.
 Take care not to spill any food or liquid on your AirPort Extreme. If you do, unplug the
AirPort Extreme before cleaning up the spill.
 Do not use your AirPort Extreme outdoors. The AirPort Extreme is an indoor product.
Do Not Make Repairs Yourself
About Handling
Your AirPort Extreme may be damaged by improper storage or handling. Be careful not
to drop your AirPort Extreme when transporting the device.
WARNING:
To reduce the chance of shock or injury, do not use your AirPort Extreme
in or near water or wet locations.
WARNING:
Do not attempt to open your AirPort Extreme or disassemble it. You run
the risk of electric shock and voiding the limited warranty. No user-serviceable parts
are inside.