JacobsParts 2.5" USB 2.0 IDE/PATA Hard Drive Enclosure Case Turn any 2.5" IDE hard drive into a USB 2.0 external hard drive Powered by USB, no external power supply needed LED power indicator changes color to indicate hard drive activity Fully Supported by Windows XP, Windows Vista, Windows 7, Mac OS X, and Linux, No drivers needed IDE drives are older and often require more power than a single USB port can provide. A two-headed USB cable is provided so that extra power can be drawn from a second port.