Features: USB2.0 interface, the theoretical transmission speed up to 480Mbps, backward compatible with USB1.1. Aluminum alloy shell, wear-resistant and scratch-proof, efficient heat dissipation. Fixed by screws, easy installation. Support hot plug. Wide compatibility, support 2.5 inch 7/9.5mm SATA HDD/SSD. Specification: Type: 2.5 inch USB2.0 SATA hard disk case Color: Blue/Red/Black/Silver(optional) Shell material: Aluminum alloy External transmission interface: USB2.0 Theoretical transmission speed: Up to 480Mbps Supported hard disk: 2.5 inch 7/9.5mm SATA HDD/SSD Compatible system: Windows 98/SE/ME/2000/XP/Vista/Win7/win8/Win10/Mac OS 8.6 or later Item size: 12.6 * 7.5 * 1.3cm /4.96 * 2.95 * 0.51in Packing list: 1 * HDD enclosure 1 * Data cable 2 * Screws 1 * Screwdriver *Note: The hard disk is not included.