Sony Xperia 5 III User Manual page 260

Do not light up or flash the light toward a driver of a car.
May hinder driving and cause accidents, etc.
Do not look at a repeatedly blinking screen for a long time.
May cause twitches, loss of consciousness, etc.
Do not put liquid such as water (drinking water, sweat, sea water, urine of pets, etc.), metal, or
flammable object into SIM Card/SD Card Slot.
Do not insert SIM Card or SD Card in the wrong position or orientation.
May cause fire, burns, injury, electric shock, etc.
Do not expose the camera lens to direct sunlight, etc. for a long time.
May cause fire, burns, injury, etc. due to light-condensing of lens.
Power off handset or set to Airplane mode before boarding an aircraft.
Use of handset on board an airline is restricted. Follow the airline's instructions.
Handset radio waves may affect electronic devices of the aircraft.
Prohibited use aboard an aircraft may be subject to penalty by law.
For use in hospitals, follow the medical facility's instructions.
Power off handset in a place where its use is prohibited.
Handset radio waves may affect electronic devices or other electronic medical equipment.
Always keep handset away from your ear when calling hands free, ringing loudly for incoming
calls, or during standby.
Adjust the sound volume adequately when playing games or playing back videos or music
with an earphone/microphone, etc. connected to handset.
Handset sound is loud when calling hands free.
Even in standby, the ringtone or alarm may ring suddenly.
Listening to loud sound continuously for a long time may cause hearing impairment or other difficulty.
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Safety Precautions