A pos billing machine uses
approximately 15 to 30 watts; on average, it operates for about 12 hours a
day.
Enter the number of usage hours and power setting (in wattage), then click "Calculate"
to find the power consumption
of pos system using 30 watts for 12 hours
a day at $0.12 per kWh. You will also see the running cost per hour, day, week, and year.