Over the weekend I added a Shelly 1 with Temperature Sensor Add-on with 3 temp probes with a contactor. One temp probe is at the top of the geyser output and the 2nd one at the element and the other one on the cold input. I spotted that one is showing wrong reading now. Think the wire pulled out on that one.
This is how small the Shelly 1 is:
https://media.takealot.com/covers_images/e78e0a1a86844df6b3beff11b1f78b45/s-pdpxl.file
The temp Add-on:
And this what I get from the app that connects to the cloud:
