Cavalry CADA CADA002SA2-B 2TB USB 2.0 / eSATA 2-bay RAID Disk Array for PC

2 X 1 TB SATA II drives inside
Several options for choosing how much data will be redundant using GUI software. Options include RAID 0, 1 and 0+1.
Automatic background rebuilding (in RAID 1)
Plug & Play for Windows 2000 and newer in GUI mode.
LED indicator
Limited time savings, Protect your data automatically with preconfigured RAID 1!