[ONE-KEY OFFLINE CLONE] No need for any computer or laptop, press and hold the offline clone button for 3-5 seconds, which starts cloning. ACASIS M.2 Duplicator Clone 256GB M.2 SSD to 2TB about 4 minutes as tested. When the cloning is finished, you can perform computer disk-related operations, saving time and effort. Note: The actual capacity Target should equal or large than Source.[Comprehensive Compatibility] The ACASIS NVMe duplicator is compatible with various operating systems, such as Windows 7/10/11/Mac OS 10.2 or higher/Linux, and compatible with USB 3.1/3.0/2.0. Use USB C to A+C cable to meet various device interfaces. Supports M.2 NVMe SSDs (2230,2242,2260,2280).When cloning offline, please unplug the product from the computer.