- 110-120 volt, with a frequency of 60 hertz (North and Central America, West Japan)
- 220-240 volt, with a frequency of 50 hertz (rest of the world, apart from exceptions)
- 110-120 volt, with a frequency of 50 hertz (Tokyo, for instance)
- 220-240 volt, with a frequency of 60 hertz (Manila, for instance)

Y

You only have to make sure that you use the right plug once you know the right voltage and frequency.