You’ll need to use class “socket”, to get the “what’s plugged in” option.
However, with “socket” only power is available, not energy.
You should “upgrade” to the almost unlimited Advanced virtual device (AVD).
This is configurable to your likings:
Set class to Wall plug (= socket):
Add two number fields, one for Power (W) and one for Energy (kWh) measurements:
The “Plugged in” option is available, and you can select “EV charger”:
Extra points: no need for flows to “feed” it!
Just pick the original or master device and capability, and the AVD ‘mirrors’ it right away:
I used device “wasmachine” as original/master:
