The AC/DC Adapter WG084W is designed to convert input voltage ranging from 100V to 240V to an output voltage of 42V at 2.0A with a 3-prong connection. This adapter is specifically suited for devices or equipment that require a 3V output, providing a reliable power source for various consumer electronics or other compatible devices. The adapter is brand new and ensures efficient power delivery with its powered feature, making it a versatile and essential accessory for powering up electronics that rely on a 3V output voltage.