About This Storage Expansion Flexible: The Dual NVMe SSD Cloner supports up to 8TB, which equates to two 4TB SSDs. Equipped with a Type-C(20Gbps) & Type-A(10Gbps) data cord, it can help you connect your mobile phones, tablets, laptops, desktop computers and other devices to expand your storage capacity. High Speed Transmission: USB-C supports a maximum transmission speed of 20Gbps. High-speed reading and writing are 1631MB/s and 1267MB/s respectively. (Note: 20Gbps work on USB3.2 Gen2x2 Port only, Since Thunderbolt3 and USB4 are not compatible with 20Gbps Gen2x2,the speed on these interface are all 10Gbps.) One-Click Offline Clonee: The SSD Docking Station is a dual-bay device that supports one-click cloning from the source disk to the target disk;Be sure to disconnect the data from your computer before starting cloning; Cloning process will delete all target drive's existing data; Target drive will be cloned to be the same asthe source drive in partition,format and data; The target drive has to be at least equal or largerthan the source drive in capacity to use offline drive to driver cloning. Specification: one DC-IN (DC12V 5.5x2.1mm plug) port and one USB-C port. It features a single Offline Cloning Key for one-button cloning operations. A pair of blue Status LEDs indicates the source and target drives, Powered by a DC 12V/2A power adapter(not included);You can connect PD-20V Type-C charger to the docking Enclosure with our Type-C to DC12V cable. The No need extral other power supply. Wide Compatibility: The dual-bay supports SSDs of various sizes, such as 2280/2260/2242/2230 and applicable interfaces, M and B+M keys. But not suitable for SSD with SATA or mSATA interfaces. Overview Hardware Interface : USB 2.0 Type A, USB Type C Brand : NGFF Color : Black Memory Storage Capacity : 8000 GB Compatible Devices : Desktop & Laptop & NGFF NVME PCI-E SSD