Amazon.com Help secure your laptop with this retractable notebook cable lock from Kensington. The sturdy, retractable cable utilizes its case to create a loop around any convenient and secure fixture. Specifically designed for the mobile professional, the MicroSaver Retractable combines premium notebook security with an easy-to-use design. A patented T-bar lock helps to safely secure your notebook, while the slim yet strong cable fits neatly into a compact, easy-to-carry case. The 4-foot cable provides freedom of placement and fits any notebook with a security slot or slot adapter. The secure connector won't interfere with other ports on your laptop and weighs only 7.2 ounces. Kensington also provides a one-year limited warranty on both parts and labor.What's in the BoxLock, case (part of lock), key, documentation From the Manufacturer You need to lock up your laptop when it's unattended. The Kensington Microsaver locks are the industry standard for physical laptop computer security. Laptop computer theft is one of the fast-growing areas of crime today. And remember, you're not only losing a few thousand dollars you spent on your computer - you're losing your communications, your thoughts, your records, photos - all kinds of vital information, personal and professional. Professionals estimate that the theft of a laptop results in an average financial loss of $89,000; only a small percentage of the sum actually relates to the hardware cost. (Source: 2002 Computer Security Institute/FBI Computer Crime & Security Survey) Specifically designed for the mobile professional, MicroSaver Retractable combines premium notebook security with an easy-to-use design. The Microsaver Retractable cable retracts easily and stores away with the push of a button for better portability. The Microsaver Retractable works on nearly all notebook computers manufactured today with the built-in, patented Kensington security slot. Kensington works directly with major computer manufacturers to include the security slot in brands such as HP, IBM, Apple, NEC, Compaq, Dell, Gateway, Acer, Toshiba, and AST. Many other cable laptop locks haven't been configured to use the Kensington security slot. With the Microsaver Retractable, there are no screws or brackets or messy glue to disfigure your computer. The cable attaches to the security slot, and our patented T-bar lock provides the most secure connection to that slot. Easy, one piece designs means no loose parts to lose. Just wrap the 4' cable around any immoveable object. The aircraft-grade galvanized steel and Kevlar brand fiber in the cable is virtually impossible to cut through. The lightweight Microsaver¨ comes with a sleek, built-in case for stoarge, unique keys, and documentation. The secure connector won't interfere with other ports on your laptop. Kensington 1 year warranty included.