Rocstor Premium 20in/50cm 2.5" SATA III to USB 3.0 Hard Drive Adapter with UASP allows you to externally access the SATA drive through a USB Type A port on your laptop for SSD's (solid state hard drive) or HDD's (hard drives). This adapter enables you to upgrade an external 2.5" SATA SSD or HDD.Key features: Can add space to your SSD or HDD Can performs backups Can create disk images Can implement data recovery Can transfer content between the drive and the laptop Supporting USB 3.0 data transfer speeds of 5Gbps, however, you can achieve 70% faster Transfer Speeds when using a computer that supports UASP. Experience the full potential of SATA III SSD or HDD when using UASP and is supported in Windows® 8, and Linux®. Additionally, UASP shows an 80% reduction in required processor resources. Portable, no external power needed and is simple to use - plug-and-play, no drivers needed, and can swap between drives without needing to install the drive into an enclosure. Backed by Rocstor 2-Year Warranty.