5
Battery charge notice
It
is
important
to
consider
the
environment
temperature
whenever
you
are
charging
the
Lithium
‐
Ion
battery
pack.
The
process
is
most
efficient
at
normal
room
temperature
or
slightly
cooler.
It
is
essential
that
you
charge
batteries
within
the
stated
range
of
0°C
to
50°C.
charging
batteries
outside
of
the
specified
range
could
damage
the
batteries
and
shorten
their
charging
life
cycle.
Storage and safety notice
Although
charged
Lithium
‐
Ion
batteries
may
be
left
unused
for
several
months,
their
capacity
may
be
depleted
due
to
build
up
of
internal
resistance.
If
this
happens
they
will
require
recharging
prior
to
use.
Lithium
‐
Ion
batteries
may
be
stored
at
temperatures
between
‐
20°C
to
50°C,
however
they
may
be
depleted
more
rapidly
at
the
high
end
of
this
range.
It
is
recommended
to
store
batteries
within
normal
room
temperature
ranges.