Ungefähr SEM-Meter
SEM-Meter installed in your power distribution box, monitors your household power usage and reports the power usage to you in real time.
SEM-Meter also provides some valuable features：
Historical energy use and conservation;
Comparisons second-to-second, day-to-day, week-to-week, month-to-month, and year-to-year；
Help you save on electricity bills.
SEM-Meter also provides some valuable features：
Historical energy use and conservation;
Comparisons second-to-second, day-to-day, week-to-week, month-to-month, and year-to-year；
Help you save on electricity bills.
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