Zte Blade A31 User Manual page 56

Small parts may cause choking.
Your phone can produce a loud sound.
To prevent possible hearing damage, do not listen
at high volume levels for long periods. Exercise
caution when holding your phone near your ear
while the loudspeaker is in use.
Avoid contact with anything magnetic.
Keep away from pacemakers and other electronic
medical devices.
Turn off when asked to in hospitals and medical
facilities.
Turn off when told to on aircraft and at airports.
Turn off when near explosive materials or liquids.
Don't use at gas stations.
Your phone may produce a bright or flashing light.
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