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it eventually wears out. When the standby time and talk time are shorter than
normal, replace the battery.
Use the AC power supply defined in the specifications of the charger. An
improper power voltage may cause fire or the charger may not function properly.
If the ambient temperature is considerably low or high, the capacity and life of
the battery is reduced. When the temperature is lower than 0°C, performance of
the battery is affected.
Do not connect two poles of the battery with conductors such as metal materials,
keys or jewelries. Otherwise, the battery may be short-circuiting and may cause
injuries and burns on your body.
Do not disassemble the battery or solder the battery poles. Otherwise, it may
lead to electrolyte leakage, overheating, fire, or explosion.
If battery electrolyte leaks out, make sure that the electrolyte does not touch
your skin and eyes. When the electrolyte touches your skin or splashes into your
eyes, wash your eyes with clean water immediately and consult a doctor.
If the battery is damaged, or the color changes or gets abnormally heated while
you charge or store the battery,
stop using it. Otherwise, it may lead
remove the battery immediately and
to battery leakage, overheating,
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