Probably cheapest China-waste components ...

... Put together in "Germany"!
Otherwise you can here the accumulating negative reviews mE not interpret ...
Also, my Window Thermometer - fortunately only a giveaway, worked initially quite good, with verifiable temperature values. After some time, however absurd figures have shown repeatedly, sometimes -50 degrees, indicating a failure of the sensor, as well as various other fantasy values!

Even when electronic Lore has because of the miniaturized design little chance because actually would be a cold solder joint or conductor break as basic defect conceivable !?

Here, unfortunately, a good se product idea was implemented dog miserable and enlarged since the electronic waste mountain !!!