Features: Brand new and high quality Tool free installation, quickly install and remove SSDs without any tools. Ultra-slim case,durable, and convenient. Portable yet durable, suitable for traveling. USB 3.1 supports data transmission speeds of up to 10Gbps for steady and efficient data transfer. No additional driver required. Does not need an external power supply. Data copy and transferring will be-done. The aluminum increases the heat dissipation area, which facilitates the heat dissipation of the hard disk during work and increases the life- of the hard disk. Specifications: Material:Aluminum Chip: JMS583 Transmission interface: USB3.1 Transmission speed: 10Gbps Size:Approx.5.2x2.8x1cm/2.05x1.1x0.39inches Package Includes: 1x Hard Disk Case note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.