I do the same with my washer. 100W threshold to know it's running and then has to be below 5W for 3 minutes to be done. ntfy.sh alert is then sent to whoever is

I do the same with my washer. 100W threshold to know it's running and then has to be below 5W for 3 minutes to be done. ntfy.sh alert is then sent to whoever is home (or just me if nobody is home).