19
Earphone
During
charging,
the
battery
capacity
icon
on
the
screen
flickers
from
the
right
to
the
left.
After
the
battery
is
charged
full,
the
icon
is
full
of
bars.
Slight
heat
during
charging
is
normal.
Warning:
When
a
travel
charger
and
its
accessories
are
used
to
charge
the
battery,
please
firstly
check
if
they
are
original
or
recognized
by
the
original
manufacturer.
The
use
of
other
accessories
may
damage
your
mobile
phone
and
cause
risks!
Always
use
them
indoor
and
dry
places.
Notices
on
using
the
battery
The
performance
of
the
battery
is
affected
by
many
factors,
including
radio
barrier
network
settings,
signal
strength,
signal
strength,
work
temperature,
chosen
and
used
functions
or
settings
as
well
as
phone
accessories,
tone,
data
or
other
applications.
For
optimal
performances,
please
follow
the
rules
below:
New
battery
or
the
battery
having
been
idle
for
long
need
charging
for
long.
The
standard
voltage
scope
for
the
battery
is
Charger
Port
/USB
20
3.6V
‐
4.2V.
During
charging,
keep
the
battery
at
room
temperature
or
similar
temperature.
With
time
passing
by,
the
battery
will
gradually
be
worn
and
thus
need
longer
time
to
charge.
This
is
normal.
However,
after
normal
charging,
if
call
duration
decreases
but
charging
time
increases,
you
need
to
buy
another
battery
from
the
original
manufacturer
or
authorized
by
the
original
manufacturer.
The
battery
of
interior
quality
can
damage
your
mobile
phone
and
cause
danger!
If
the
phone
is
overused
at
low
battery
when
charging,
there
might
need
a
longer
time
for
the
charge
indicator
to
be
shown
on
the
screen.
Note:
Please
dispose
the
battery
according
to
the
local
regulations.
Try
to
recycle
the
battery
as
possible.
Do
not
treat
the
waste
battery
as
common
waste.
Warning:
Do
not
throw
the
battery
into
fire
so
as
to
prevent
fire.
The
broken
battery
may
cause
explosion.
Warning
Charging
the
mobile
phone
by
improper
means
can
cause
to
explosion.
Always
refer
to
the
related
regulations
for
the
disposal
of
the
battery.
