Power Consumption Of A Hair Straightening Iron

A hair straightening iron uses approximately 37 to 75 watts; on average, it operates for about 7 hours a day.

Enter the number of usage hours and power setting (in wattage), then click "Calculate" to find the power consumption of hair straightening iron using 75 watts for 7 hours a day at HKD $0.75 per kWh. You will also see the running cost per hour, day, week, and year.

Hours Minutes

Hours used per Day

Power (in watts)

Electricity Cost

kWh Per Day

Cost/Hour HK$

Cost/Day HK$

Cost/Week HK$

Cost/Month HK$

Cost/Year HK$

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Hair Straightening Iron