3 ms·
Monitor the usage and look for a change? E.g. I see the person come home and turn on their lights, whichever meter shows an increase at that time is theirs.
by cjrp 9y ago
Monitor the usage and look for a change? E.g. I see the person come home and turn on their lights, whichever meter shows an increase at that time is theirs.
- ascorbic 9y agoIf you're doing that, why bother with the meter at all?