Features: Multiprotocol compatibility: This product supports M.2 mobile hard disk with NGFFs /Nvme protocols, which makes it have wide ranges of use and better compatibility. Quality materials: The use of aluminum alloy material have good heat dissipation performances and durability, and also increases the sense of fashion and business of the product. Easy to carry: because it is a mobile hard disk box, the size is moderate, convenient for users to carry, suitable for business, travel and other scene. Highly-speed transmission: Support USB3.1 highly speed transmission interfaces, which can effectively improve the data transmission speed and save valuable time for users. Simple installation: The installation process of the product is very simple, without the use of tools, users can easily install the hard disk into the hard disk box. At the same time, the product comes with driver can save the user the trouble of finding and downloading driver. Specifications: Component:Metal Size:Approx.106.5x33.5x9.5mm/4.19x1.32x0.37inch Option Type:NGFFs Protocol, Nvme Protocol; Package Includes: 1pc External SSDs Case note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.