Product description 500VA Step Up Down Voltage Converter Transformer This is a modal window. The media could not be loaded, either because the server or network failed or because the format is not supported. No more voltage incompatibility with imported devices or overseas electronics. Our voltage converter transformer can step up the voltage from 110V to 220V, and step down the voltage from 220V to 110V. Equipped with two outputsa standard US output socket and a standard EU output socket. Standard Outlet Metal Housing Stable Operation Easy to Use Compact Design What power rating should I choose for my voltage converter? What are the benefits of a standard outlet socket? Does the product make any noise during operation? Can this product convert frequency? Will the output voltage change?