Your device consumes Watt hours per day.
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A solar panel facing south in angled at 50 degrees receives the equivalent of hours of sun during the worst solar month of the year ( ).
Solar Panel Performance
To achieve a high uptime, the panel needs to produce more power per day than the device consumes and the power lost through the charging process.Power Ratio: Power generated by panel divided by power consumed.
Battery Capacity
Days Runtime: Number of days the system could run on only a battery.
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