Zte Optus MF971RS Getting Started page 17

• Handle the device carefully. Do not drop, bend or strike it.
Otherwise the device may be damaged.
• Only qualified personnel can dismantle and repair the
device.
• The humidity between 5% and 95% is recommended.
• Do not connect the charger while using the device
for a long period. Doing so will trigger the protection
mechanism of the battery, and the battery will not
be charged. If you want to charge the battery, please
reconnect the charger.
• Do not connect the charger while using the device for
a long period or use the device and battery in non-
operating temperature. Doing so will shorten battery life
or cause battery swelling or leakage. If the battery shows
signs of swelling or leakage, please stop use immediately.
• For pluggable equipment, the socket-outlet shall
be installed near the equipment and shall be easily
accessible.
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