One-click offline cloning - USB 3.0 to SATA adapter that supports one-click offline cloning from source disk A to target disk B. Note: cloning is effective only when source disk A is less than or equal to target disk B. Compatibility and capacity - SATA to USB adapter compatible with 2.5-inch and 3.5-inch HDD or SSD. - Supports operating two drives simultaneously (two HDDs or SSDs at the same time). - Maximum drive capacity: up to 20 TB total. High-speed, stable data transfer - Up to 5 Gbps data transfer speed. - Stable transmission with no drive drop during large file transfers. Power and system compatibility - 12 V / 3 A maximum power supply. - Works with USB 3.0, USB 2.0, USB 1.1 and USB 1.0 devices without drivers. - Fully compatible with Windows XP / 2003 / Vista / 7 / 2008 / 8 / 10, Mac / MacBook / MacBook Air / MacBook Pro, and Linux systems. Use scenarios - Upgrade a laptop or desktop by cloning the existing drive to a larger drive, then swap in the new drive to gain extra capacity without reinstalling the OS. - Replace or upgrade storage in a desktop or notebook by cloning to an SSD for faster performance while preserving the OS and applications. - Create offline backups by cloning important drives to an external or auxiliary drive for archiving and data protection.