Description: Support two SATA hard drive at the same time to read, free tool disassembly hard drive, support hot swap. USB 2.0 / USB3.0 SATA I and SATA II compatible, support all 2.5 '' / 3.5 '' SATA hard drive. High-speed USB3.0 data transfer rate of up to 5GB / s, offline cloning speed of up to 70Mb / s. One-button backup function (only on the USB port), LED indicator can indicate the power and A, B hard disk read and write status. Support system (WindowXP(maximum support 2TB) / Vista / win7(maximum support 8TB) / MAC), MAC only supports USB2.0 speed. Specification: Material: plastic Size: 170x105x90mm For: hard disk read - support two SATA hard drives at the same time read, USB2.0 / USB3.0 SATA I and SATA II compatible. Package Includes: 1 Piece Hard Disk Holder 1 Piece USB 3.0 Cable Note: The product does not include a power cord and needs to be purchased separately