Zte GR830 User Manual page 8

In Gas Station
Do not use your mobile phone in gas station. Turn off your mobile phone near fuels or
chemicals.
Waterproof
Keep your mobile phone away from water. This may cause overheating, electric
leakage or failure if water or any other kind of liquid enters your mobile phone.
Disassemble
Do not disassemble or reassemble your mobile phone because this might cause
damage, electric leakage or circuit failure.
Antenna
Do not use your mobile phone if your antenna is damaged because this may cause
body injury.
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