User's Manual

13
5. Trouble Shooting
Possible Cause
Recommended
Action
Very low battery
Please charge it
according to the
instruction
The ambient temper
ature exceeds 40
or below 5℃.
Please use within
the working
environment
temperature range
(5℃-40℃)
Other devices have
Bluetooth turned off
Turn on the
devices Bluetooth
from the setting
menu.
Other devices don’t
support the Bluetooth
4.0 BLE
Change to a
compatible one.
The temperature
measuring
heads are placed in
different
positions, resulting in
different readings.
Check whether the
thermometer is
placed in the
correct
position as
described
in “Using the
thermometer”.
Thermometer moves
while
measuring
temperature.
The measured
position is
not kept closed while
the
temperature
measurement