About this item The voltage converter is capable of either stepping up the voltage from 110-120V to 220-240V or stepping it down from 220-240V to 110-120V. It operates quietly, boasts an elegant design, and is highly portable, making it ideal for powering global electronic devices and small appliances during travel. Before use, the bottom switch must be set appropriately for the standard input voltage of the region you are in. This device is designed to facilitate the use of electronic devices across different voltages. Typically, electrical appliances draw a high level of power at the moment of consumption, with a maximum output of 100W. For safety reasons, it is advisable to use electrical appliances that do not exceed 50W to prevent damage to the transformer and the appliances themselves. Please refrain from using high-power electrical appliances, such as hairdryers, coffee machines, air conditioners, induction cookers, water heaters, electric kettles, and rice cookers, to prevent d