This is an external USB to 2.5‎‎"‎‎ SATA Hard Drive HDD cable with Protective Case/box‎‎,‎‎ it will allow you to combined a 2.5‎‎"‎‎ SATA HDD or SSD to be an external Hard drive‎‎.‎‎ The Dual USB designed will provide you high‎‎-speed data transfer rates and 5V power stable power source from the USB connector‎‎.‎‎ No extra power required‎‎,‎‎ Support hot‎‎-swap‎‎,‎‎ plug and play‎‎.‎‎Furthermore‎‎,‎‎ you can also use the protective Case Separately ‎‎-‎‎-use the USB to 2.5‎‎"‎‎ SATA HDD cable to connect the 2.5‎‎"‎‎ SATA HDD upto the computer‎‎,‎‎ while the box to store or carry another 2.5‎‎"‎‎ SATA HDD SDD conveniently‎‎.‎‎Clever design‎‎,‎‎ connect the 2.5‎‎"‎‎‎‎"‎‎ SATA HDD to your computer into external enclosure‎‎.‎‎ Support USB2.0 with transmission speed up to 480MB/sec‎‎,‎‎ and also compatible with USB 1.0‎‎,‎‎ USB Y cable supports 7200rpm HDD or more‎‎.‎‎