Mackertop USB 3.0 to 3.5-Inch SATA External Hard Drive Enclosure can connect any 3.5 inch Serial ATA (SATA) hard drive to your computer through an available USB 3.0 port on your desktop or laptop. Making full use of the speed of USB 3.0 to quickly transfer files to 5Gbps, this enclosure is a perfect solution for data transfers or data backup.