The thermo hygrometer + works relatively quickly and the values deviate as indicated by the manufacturer by approximately 5% from. I've checked with a professional Festo meter. This is acceptable for the price-performance ratio. If you need something more professional and more detailed information, you will not find anything in the price range.
It served its purpose to assess the moisture situation in the apartment super. In addition, the unit is small and inconspicuous, easy to use (not really if you have it once activated).
Note, however, that you would be monitored by a device just about 10m², has so large rooms one needs multiple devices distributed to arrive at the total square meters. In our 30² large living room but I have just set up a unit whose focus me
The only drawback that I noticed when it sticks to the wall with the attached adhesive tape, then you'd have to tear it to change the battery, which is somewhat ill-conceived. Since I have the equipment but as open, the problem is eliminated in my case.
Conclusion: Recommended !!!
