ZTE C E520 Manuel D'utilisation page 52

 Only use the battery with a charging system that has been qualified by ZTE. Use of an
unqualified battery or charger may present a risk of fire, explosion, leakage, or other
hazard.
 Do not disassemble, open, crush, bend, deform, puncture, or shred the handset.
 Do not short circuit a battery or allow metallic or conductive objects to contact the bat-
tery terminals.
 Promptly dispose of used batteries in accordance with local regulations.
 Improper battery use may result in a fire, explosion, or other hazard.
 Do not put a battery into a microwave oven, dryer or high-pressure container.
 Do not contact battery directly into an electric outlet or cigarette lighter charger. Use only
authorized chargers.
 Do not puncture the battery with a sharp object such as a needle.
 When the battery is disposed, be sure it is non-conducting by applying vinyl tape to the (+)
and (-) terminals.
 Do not drop, throw, or subject the handset to rough treatment.
 Stop using the battery if abnormal heat, odor, discoloration, deformation, or abnormal
condition is detected during use, charge or storage.
 Do not use your handset with a damaged or deformed battery.
 Do not solder the battery directly.
 Remove the battery whose life cycle has expired from equipment immediately.
 The earpiece may become warm during normal use. Also, the handset itself may be-
come warm while the battery is being charged.
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