1. One-click Offline Copy: M.2sata Hard Disk Copier Can Copy Data From One Hard Disk To Another Without Connecting A Computer. 2. Dual Drawer Reading: Ssd Reader Dual Drawer Reading, More Efficient For Ferring Copies. 3. Compatible With Multi-specification M.2 Hard Disk: Ssd Hard Drive Duplicator Vertical In-line Design, Compatible With Multi-specification M.2 Hard Disk, No Size Limit. 4. Wide Application: Ssd Docking Station Can Be Used For Office Storage, Playing Large Games, And Connecting Routers. 5. Led Indicators: Hard Disk Box Has Led Indicators, The Copy Progress Is Clear At A Glance, And The Design Is Considerate. Name:m.2 Sata Duplicator Model Number:docking Station Support Hard Disk:m.2 Sata (b-key/bm-key) Product Drawer:double Bay Product Function:one Drive One Hard Disk Offline Copy; Data Mission Operating System:windowsxp/7/8/10, For Macos Colour:black Gray Material:abs Size:8x7.7x2cm/3.1x3.0x0.7in Package Contents: 1 X Dual-bay M.2 Sata Copier 1 X Type-c Data Cable 1 X Hard Disk Stora