A farm light uses
approximately 250 to 500 watts; on average, it operates for about 10 hours a
day.
Enter the number of usage hours and power setting (in wattage), then click "Calculate"
to find the power consumption
of farm light using 500 watts for 10 hours
a day at GH¢ 0.32 cedi per kWh. You will also see the running cost per hour, day, week, and year.