This electrical voltage converter transformer outlet from TOPOW allows you to use your appliances from different countries with ease. With a maximum compatible appliance wattage of 3000 watts and the ability to convert voltage from 120V to 220V, this heavy-duty transformer is perfect for any home or office. The ST3000 model comes with two outlets and features step-up and step-down voltage conversion. It is manufactured in China and has a plug type for the United States. The black color of the transformer complements any home decor.