Features: brand new and high quality dual-bay hard drive docking station is for 2.5 inch or 3.5 inch HDD/SSD up to 8TB per bay, provide a more convenient way of transmitting data between your hard drive and computer through an available USB port. With JMS561U chip inside, data transfer rate can reach up to 5Gbps,super speed usb 3.0 and SATA III, with UASP transfer protocol Plug and for play, hot-swapping, no drivers or applications needed for most major systems in market such as for Windows, Linux andOS system With LED light indicates working status. Specifications: Power Switch:ON/OFF Power:12V 3A Colour: Black Material: Plastic size:approx 125x61x40mm/1.92x2.4x1.57in Plug Type:US Plug/EU Plug Note: Without copy function, HDD/SSD is not included. The targeted disk must be larger than the source disk To avoid data loss, do not remove or insert hard drives when one drive is working in the docking station. Please power off the docking station before removing Package includes: Package Contents: 1 x Hard Drive Enclosure 1 x Power supply