because
the
battery
runs
out.
Warning:
Please
charge
in
a
ventilated
place
with
the
temperature
of
0
℃
‐
40
℃
and
use
standard
charger
provided
by
your
supplier.
The
damage
caused
by
inappropriate
charger
will
be
against
our
warranty.
3.5
SIM
card
(1)
Turn
off
the
device
before
you
insert
or
take
our
your
SIM
card;
(2)
Open
the
front
cover
of
the
device;
(3)
Insert
the
SIM
card
in
the
SIM
card
slot
with
the
metal
part
facing
down.
NOTE:
Please
use
a
SIM
card
with
GSM
network,
GPRS
and
caller
ID
function.
Warning:
Please
turn
off
the
device
before
you
inset
or
take
out
your
SIM
card.
It
is
forbidden
to
do
it
with
external
power
connected;
otherwise
your
SIM
card
may
be
damaged.
4
Parameter
setting
4.1
Set
APN
Please
send
SMS
command
to
the
number
of
device
so
as
to
set
up
the
APN
parameter.
The
device
will
reply
“OK”
automatically
after
setting
successfully.
The
SMS
command
is
as
follows:
APN,APN’s
name#
E.g.
APN,internet#
NOTE:
The
APN
of
some
countries
have
user
name
and
password,
you
may
need
to
send
SMS
command
as
following:
APN,APN’s
name,user
name,password#
E.g.
APN,internet,CLIENTE,AMENA#
4.2
Add
SOS
Number
4.2.1
Add
SOS
number
Via
SMS
command
Send
SMS
command:
SOS,A,number1,number2,number3
#(
A
means
add
number).
You
could
set
3SOS
numbers
in
maximum.
If
set
successfully,
the
terminal
will
reply
“ok”.
e.g.
SOS,A,
13510****60,135116****6,136126****8#
(set
all
3SOS
numbers)
SOS,A,13510****60#
(set
the
first
SOS
number)
SOS,A,
,135116****6#
(set
the
second
SOS
number)
SOS,A,,,136126****8#
(set
the
third
SOS
number)