For the status field you can add ANY text you like in the flowcard, like m³ or 
or °F
The value you can use the tag from the device which holds the value, like your electricity meter reader
For the numeric fields, you can add whatever text you like, to the “Units” field. I just search for, like, cubic meters and then just copy/paste the symbol
Mobile tile:
When you need more examples, just ask, and also you can take a look here
Can you define from which device or app mode(OnOff) is to be found?
You can use a numeric field
And feed it with this flow:
When you use Better Logic variables, a flow is not needed:
BL variable = false:
BL variable = true:
