04
Button
Function
of Transmitter
•
< i
)
/
° C / ° F
-
In the power
-
on state
, quickly
press
to
select
the
°
C or
°
F
display
.
Long press 2 seconds to shut down
;
In
the off
state
,
quickly press
to
power on or long press 3
seconds
to
power on and
enter
the code
state
.
05
Synchronizing
Transmitter and Receiver
Normally , there
is no need
to
synchronize the transmitter
and receiver
,
as we have already done this
at
the factory
.
It
only needs
to turn
on the transmitter and receiver and
wait for a
while
to
see the
real
-
time
temperature
displayed
on the transmitter and receiver
.
However
,
in
some
special
cases
, if
the transmitter and
receiver are
not
matched
,
the following
steps can
be
5
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