Transfer files to/from your laptop to your desktop quickly and easily with this kit! Simply attach your laptops 2.5-inch drive to the Laptop to IDE Hard Drive Adapter (#17705), and connect it to the USB 2.0 to IDE Drive Adapter Cable (#30500). Then plug that into an available USB port on your desktop. Your 2.5-inch drive will appear as a logical drive, and enable you to retrieve files directly back and forth. Or, used separately, the USB 2.0 to IDE Drive Adapter Cable turns any IDE drive into a convenient external drive while the 5.9in Laptop Hard Drive Adapter Cable easily connects your 2.5-inch laptop IDE hard drive to a 40-pin IDE cable for installation in a desktop or tower PC. 5.9in Laptop to IDE Hard Drive Adapter Cable: This adapter features 44-pin female to 40-pin male connectors, and a power feed. Connector 1: One 44-pin IDC Female; Connector 2: One 40-pin IDC Male USB 2.0 to IDE Drive Adapter Cable: The USB 2.0 to IDE drive adapter cable implements a bridge between one USB port and one ATA- or ATAPI-based mass storage device port. This cable turns any IDE drive into a convenient external drive. Easily transfer files from computer or laptop, backup files, or store large file archives on hard drives. The adapter supports all existing IDE/ATAPI devices such as Iomega Zip, CD-ROM, CD-RW, DVD-ROM and IDE hard drives. Includes an integrated USB transceiver; supports USB Suspend/Resume and Remote Wakeup; supports self-powered mode using the included AC adapter. Easy installation. Connector 1: USB Type A Male; Connector 2: 40-pin IDC Female. Please Note: This cable will not work with an LS-120 device.