Cleaning
− If necessary, dust the item with a soft, dry cloth or wipe it
with a slightly moistened cloth.
Fault/Remedy
Temperature indication appears too high.
Check whether the product is exposed to direct sunlight.
Display is illegible, function is unclear or values are obviously
incorrect.
Reset the product to factory defaults by removing and
reinserting the battery.
The display shows "LL%" or "HH%" .
The humidity level is below or above the measuring range.
The display shows "HH.H°C" .
The temperature reading is 70 °C or above.
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