Zte S521 Manual page 6

airbag deployment area. Airbags inflate with great force. If a
phone is placed in the airbag deployment area and the airbag
inflates, the phone may be propelled with great force and cause
serious injury to occupants of the vehicle.
Please turn off your mobile phone at a refueling point, and the

same to the place where the use of two-way radio is
prohibited.
Aircraft Safety
 Please turn off your mobile phone before the airplane takes off.
In order to protect airplane's communication system from
interference, it is forbidden to use mobile phone in flight.
Safety regulations require you to have permission from a crew
member to use your phone while the plane is on the ground.
 If the mobile phone has the function of automatic timing
power-on, please check your alarm setting to make sure that
your phone will not be automatically turned on during flight.
Battery Use
 Do not short-circuit the battery, as this can cause the unit to
overheat or ignite.
 Do not store battery in hot areas or throw it into fire. Otherwise, it
will cause explosion.
 Do not disassemble or refit the battery. Otherwise, it will cause
liquid leakage, overheating, explosion and ignition of the
battery.
6