Logitech HDD Stand 2 Bay Duplicator, Compatible with HDD and SSD, USB3.0, Free Download of Data Backup/Erase Software Brand: Elecom (ELECOM) I only used it once to copy an HDD, and after that, I stored it in its box. I was able to copy without any particular problems. ■ All accessories are included 1 product unit 1 AC adapter 1 USB3.0 cable (1.1m) 1 set-up guide 1 HD support tool installation guide 1 warranty card (listed in the set-up guide) ----------------About this product (from Amazon HP)----------------- ・2BAY stand-type HDD/SSD duplicator case that allows you to copy a hard disk drive entirely without a computer ・Equipped with an error skip function, allowing you to copy HDDs with bad sectors ・Simply insert the hard disk into the BAY and press the "CLONE" button on the top to easily duplicate ・Supports SATA3 and enables high-speed copying at a maximum of 440MB/s ・The front is equipped with an easy-to-see LED that indicates the progress of duplication ・By supporting SATAIII, we have reduced the cloning time of SSDs by approximately 45% compared to our conventional products. *Measured with a 128GB SSD. Thank you.