Very simple - convenience.
Most people want to check how much power their PV produces from their phone. Yes, a proper solution like a openDTU that stays local only would be better - but it requires setup which most people simply lack.
Very simple - convenience.
Most people want to check how much power their PV produces from their phone. Yes, a proper solution like a openDTU that stays local only would be better - but it requires setup which most people simply lack.