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o Using a damaged battery or placing a battery in your mouth may cause serious
injury.
o The suitable temperature for the phone and accessories is -10℃~45℃.
o When charging, please place the phone in an environment that has a normal room
temperature and good ventilation. It is recommended to charge the phone in an
environment with a temperature under 40℃. Please ensure to use only the charger
offered by the manufacturer. Using unauthorized charger may cause danger and violate
the authorization of the phone and the guarantee article.
o Do not place items containing magnetic components such as a credit card, phone
card, bank book, or subway ticket near your phone. The magnetism of the phone may
damage the data stored in the magnetic strip.
o Talking on your phone for long period of time may reduce call quality due to heat
generated during use.
o When the phone is not used for a long period time, store it in a safe place with the
power cord unplugged.
o Using the phone in proximity to receiving equipment (i.e. TV or Radio) may cause
interference to the phone.
o Do not immerse your phone in water. If this happens, remove the battery and take it
to an Authorized Service Center.
o Do not paint your phone.
o The data saved in your phone might be deleted due to careless use, repair of the
phone, or upgrade of the software. Please backup your important phone numbers. (Ring