Type C USB 3.0 Male to SATA 22 Pin 2.5' Hard disk driver SSD Adapter Cable for Macbook Laptop transfer rate of Super-Speed USB 3.0 interface can be up to 5Gb/sec (Max) Supports Hot-Swapping and Plug and Play function Compliance with Serial ATA Specification Revision 2.6 Backward compatible with previous versions of USB ports (1.0, 1.12.0) SATA hard disks (1.5Gb/s) Supports 2.5' Mass Storage Class Drive. (Don't support 3.5' HDD)