A night light uses
approximately 0 to 1 watts; on average, it operates for about 8 hours a
day.
Enter the number of usage hours and power setting (in wattage), then click "Calculate"
to find the power consumption
of night light using 1 watts for 8 hours
a day at $0.12 per kWh. You will also see the running cost per hour, day, week, and year.