Product description Plug-and-play USB 2.0 Interface Case is made of aluminum magnesium alloy material Compatible with USB 1.1 and 2.0 standard Compliant with serial ATA 1.0 specification Fit for 2.5" SATA hard disk with maximum capacity up to 300GB High speed data transfer up to 480 Mbps (USB 2.0) and 3.0 Gbps (double the speed of IDE case) Super slim and durable Two colors LED light indicator Hot-swappable (no need to reboot the computer) Supports PIO and DMA modes Powered by computer USB port, no external power required Dimension: 125 x 75 x 12 mm Weight: 120g Support Windows 98/ME/2000/XP/Vista and Mac Package Content: 1 x hard disk enclosure case (hard disk not included) 1 x Leather carrying case bag 1 x USB 1.1 / 2.0 cable 1 x Mini screw driver and screws, Plug-and-play USB 2.0 Interface Case is made of aluminum magnesium alloy material Compatible with USB 1.1 and 2.0 standard Compliant with serial ATA 1.0 specification Fit for 2.5" SATA hard disk with maximum capacity up to 300GB High speed data transfer up to 480 Mbps (USB 2.0) and 3.0 Gbps (double the speed of IDE case) Super slim and durable Two colors LED light indicator Hot-swappable (no need to reboot the computer) .