Professional step-up and step-down transformers can be used for a long time. The voltage can be converted from 110 volts to 220 volts, or 220 volts to 110 volts. It has passed the test standards, is very stable, and can be used for a long time. It is not only suitable for commercial use but also very suitable for home use. Suitable for all kinds of home appliances.
Great stuff, exactly what I needed for my house in Africa. Since most of my appliances are American 110 voltage.. Richard. Fri Jun 20 2025