Xiaobi USB3.0 Dual Bay HDD 4-in-1 Docking Station with Offline Clone Function for 2.5 Inch & 3.5 Inch HDD SSD SATA (2 x 8TB 4 in 1 Functions: Offline Clone, Storage, USB hub and USB Fast charge. Hard drive docking station to read 2 HDDs (8 TB * 2) simultaneously. Compatible for all 2.5/3.5 inch SATA hard drive and SSD. It also can connect to the router's usb to use it with samba and as a media server. Compact design to save space usage. LED indicators for power, disk access and clone status. Offer 12V/4A stable and strong power supply. SATA COMPATIBLE with SSD, HDD from Crucial, SanDisk Extreme Pro, Samsung, Seagate, WD Black, WD Green, WD red. Easy for data transmission and backup. High efficiency! Offline clone and simple to backup HD or others: Support clone by 2 HDD/SSD without open computer case to connect each drive. USB3.0 data-rate up to 5Gbps and compatible with USB2.0 / USB1.1. Sleep Function. The HDD can be suspended automatically if no operation for 10 minutes. If the computer into sleep, hdd usb docking station also will into sleep. It can save energy and improve HDD/SSD lifetime. Just plug and play, and tool free. Rapid charging: Supports USB BC1.2 fast charging protocol to speed up charging duration. 1 Year warranty! Unconditional return money if it have any problem or you don't like it!