Nikon Z fc N2016 Reference Manual page 30

Do not handle with bare hands in locations exposed to extremely high
or low temperatures.
Failure to observe this precaution could result in burns, or frostbite.
CAUTION
Do not leave the lens pointed at the sun or other strong light sources.
Light focused by the lens could cause fire or damage to product's internal
parts. When shooting backlit subjects, keep the sun well out of the frame.
Sunlight focused into the camera when the sun is close to the frame could
cause fire.
Turn this product off when its use is prohibited. Disable wireless
features when the use of wireless equipment is prohibited.
The radio-frequency emissions produced by this product could interfere
with equipment onboard aircraft or in hospitals or other medical facilities.
Remove the battery and disconnect the AC adapter if this product will
not be used for an extended period.
Failure to observe this precaution could result in fire or product
malfunction.
Do not fire the flash in contact with or in close proximity to the skin or
objects.
Failure to observe this precaution could result in burns or fire.
Do not leave the product where it will be exposed to extremely high
temperatures, for an extended period such as in an enclosed
automobile or in direct sunlight.
Failure to observe this precaution could result in fire or product
malfunction.
Do not look directly at the AF-assist illuminator.
Failure to observe this precaution could have adverse effects on vision.
For your safety
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