Please be careful when purchasing! This product only includes an AC adapter and a USB terminal. Brand: I-O Data Connector Type: USB3.0 Features: USB bus-powered by Iodata Input Voltage: 5 volts Total Number of USB Ports: 1 Wattage: 5 W ■ This is a DC 5V (1.5A) AC adapter. By supplementing the power at startup for our bus-powered USB devices, such as portable hard drives, from the included power supply plug, it stabilizes the operation of bus-powered USB devices. Included items: AC adapter, power supply plug Operating temperature range: 5~35℃ Operating humidity range: 20~80% (no condensation) Warranty/Support: 2 weeks Compatible models: Iodata USB bus-powered USB devices. Please check the product page of the USB device you are connecting to confirm that this product is compatible. This product has the same specifications as USB-ACADP5, so USB devices that support USB-ACADP5 can also be used with this product. Thank you for viewing. The ordered product was incorrect, so it is completely unused, only the box has been opened. Thank you.