Smartro ST55 - Page 22

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The temperature
displays "LL"
The probe is not
plugged in completely.
Unplug the probe and
re-insert probe into the
thermometer.
● Unable to turn on
the thermometer
● The temperature
displays "LO"
● Your phone
vibrates and show
"the peripheral
electricity shortage"
The batteries are out
of power.
Please replace the
batteries as soon as
possible.
Unable to pair with
Android phone
When opening the
SmartThermo2 app for
the rst time, you did
not select “
ALLOW
”
for permissions about
storage,camera and
location.
Please delete the
installed app, then re-
install and open it again.
When the 3 permissions
show up, click “
Allow
”
for them.
Unable to pair with
iphone
The Bluetooth is off on
your setting interface
or control center.
Please conrm that the
Bluetooth is active on
your setting interface
and control center.
Unable to pair with
your phone
The thermometer
is connected with
another device.
Please click
Pair-
Unbound
to disconnect
the connected device,
and then click
Pair-
Search
to re-establish a
new pairing in your new
device.