Problem Possible Cause Solution
Caution:
❶
The device should work in an
environment with a temperature
ranging from -4℉ to 140℉ (-20℃ to 60
℃) and humidity from 0%RH to 99%RH.
❷
Do not try to forcefully disassemble the
device.
❸
Do not immerse the device in the
water.
The thermo-hy-
grometer's
Long Battery
Life Mode is on.
Turn o this
mode.
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