The USB3S2SAT3CB USB 3.0 to SATA adapter cable lets you connect a 2.5" SATA hard drive or solid state drive to your computer through an available USB port -- the easiest way to upgrade the hard drive in your laptop by adding an external SSD via USB 3.0. The cable supports UASP, allowing for transfer speeds up to 70% faster than conventional USB 3.0, which enables you to utilize the full potential of your SATA III SSD/HDD, when paired with a UASP-enabled host controller. See our UASP testing results below for further details. This portable adapter features a lightweight design with no external power required, for easy storage in a laptop bag or carrying case. Plus, the cable-style adapter makes it easy to swap between hard drives without having to install your drives into an enclosure. Perfect for easy drive access for data migration, drive cloning and data backup applications. The USB3S2SAT3CB is backed by a Improved Performance with UASP UASP is supported in Windows 8, (10.8 or above), and Linux. In testing, UASP performs with a 70% faster read speed and 40% faster write speed over traditional USB 3.0 at peak performance. At the same peak in testing, UASP also shows an 80% reduction in required processor resources.