This step up/step down transformer can be used to convert from 220-240 Volts (Europe/UK) to 110 -120 volts (USA/Japan) and vice versa. For optimal use of the device we recommend purchasing a transformer with a maximum wattage rating at least 20% higher than your appliance (some electrical appliances such as motors, power tools, laser printers and TVs require 2-3 times more watts at ignition than the printed rating). You can connect the voltage transformer to several electrical appliances at the same time (including American and European appliances). Always make sure that the total power of all connected devices never exceeds the maximum power of the transformer (or the capacity of continuous use for a long time). In the event of a power surge or overload the protection switch ( CIRCUIT BRE.
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