USB C Hard Drive Docking Station Cloner Supports data clone between any two 2.5" and 3.5" SATA I/II/III HDD and SSD, support up to 2*18TB & UASP, up to any capacity. It's the best USB C docking station, suitable for data recovery, or any condition requiring fast acce to uninstalled/ archived hard drives. Feature 1, Support capacity up to 36TB (2*18TB); Support Win7 / 8/ 10 / XP / Vista / Linux / Mac Os. It can be connected to desktop / laptop / TV / PS4 / Smart Box as home entertainment video storage. 2, USB C Docking Station equipped with Type C cable, better match your Type C thunderbolt Notebook, Laptop & PC. 3, USB 3.0 (5Gbps) SuperSpeed transfer rate and UASP supported. Copy 1G file only takes 4 seconds. 4, Online SATA hard drive docking station between a hard drive and PC & offline clone function without connecting the computer, easily lets you clone 2 hard drives without a computer host, or can be connected to a computer system for use as an external hard drive dock. 5, Plug and play, no driver needed, hot-swapping. 6, Support all 2.5" 3.5" SATA (I/ II/ III) HDD and SSD, perfectly compatible with HDD from Seagate/ WD / HGST etc, and SSD from Intel/ Samsung/ Toshiba/ Jmicron etc. 7, Smarter user-friendly design, automatically enter Sleep Mode to protect your hard drive after 30 minutes no operation. How to Clone a Hard Drive? 1. Insert the disks to A & B slots respectively. A is the source disk to be cloned, B is the target disk; 2. Connect the 12V3A power adapter to offer a stable power; 3. Power on the hard drive docking station, pre and hold the clone button for 3 seconds; 4. When the LED indicator that marks 100% clone progre light up, quickly pre the button again, then the offline clone starts; 5. One by one 4 LED indicators will flash and be on 25%-50%-75%-100%. 4 LED lights will stay on when the offline clone is 100% completed. What is in the box 1 x ALXUM Dual-bay docking station 1 x 12V3A Power Adapter 1 x USB C 3.0 Cable 1 x User Manual 1 x Service Card Note 1. Target Disk (B) must contain more space than Source Disk (A). 2. Please backup files before cloning. Any files in the target hard drive will be overwritten when offline cloning occurs. 3. Do not try to insert or withdraw HDD or SSD when another hard drive running. 4. Any bad sectors on the drives may prevent HDD duplicator and cause overheating. 5. The cloned drive is in offline status after the clone is finished. Please set the status of the disk to online on the computer "Disk Management". Q&A Q: HDD does not show up under Windows Explorer? A: Go to Disk Management, right-click the 'Unallocated' or 'Free space' to aign a drive letter for the disk. Q: Indicator stops flashing during offline clone period? A: The reasons may be partial damage of HDD, a virus in clone data or malfunction, etc.