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Check before Using
Make sure the battery is installed properly. If the LCD
displays
When turning on the thermometer, all LCD displayed
items will be lighted about 1 second.
Make sure all the function switches are positioned
correctly. ( Make sure the “HOLD” sign is not displayed
on the LCD. )
Measurement Method
Power on the Temperature / Humidity Meter. If you want
to disable the auto-power off function,
Put the Temperature / Humidity Meter into the place wait
for measuring.
Keep the thermometer still about 15 minutes to
achieve the best readings. ( According to measuring
space and the measuring temperature and humidity
maybe increase or decrease of readings.)
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