Product Features : - This USB3.0 to SATA 22pin [15Pin + 7Pin] convertor adapter cable supports 2.5 inch SATA HDD and SSD. - The SATA transfer speed is SATA II [ 3GBPS ] SATA I [ 1.5GBPS ]. - The actual transmission rate depends on the capability of the connected HDD / SSD. Faster Transfer Speeds: -The Adapter supports USB 3.0 data transfer speeds of 6Gbps. But, you can experience transfer speeds up to 10 times faster than conventional USB 2.0, when connected to a computer that also supports USB3.0. With USB3.0 you can utilize the full potential of a SATA III SSD or HDD. -This portable adapter features a lightweight design with no external power required, for easy storage in a laptop bag or carrying case. Perfect for easy drive access for data migration, drive cloning and data backup applications. Plug & Play: -Connect the Adapter cable to 2.5 inch hard driver/ SSD Driver Connect the USB 3.0 connector to a USB-A port on the host computer -Plug in and Play without any software installation Adapter supports all 2.5 SATA HDD, compatible with Windows XP/Vista/7/8 and Mac OS. It does NOT work with 3.5” HDD, Because the 3.5” HDD need 12V power, Laptop or notebook offers only 5V Power Please Note: Cable will work ONLY with 2.5" SATA drives, Desktop Hard drives Drives 3.5"/5.25" drives are NOT SUPPORTED. -Not compatible with ATA(IDE), MSATA, and M.2 interfaces. The new hard disk must be partitioned before use. Supports maximum 4TB 2.5 inch HDD & SSD. -Affected by the maximum hard disk read and write speed, the SSD read and write speed is between 400-600 MB/S, the HDD read and write speed is generally under 300 MB/S.