Super-strong, steel composite cable with carbon tempered steel core 6-ft, 4.5mm thick cable Built-in tamper-evident feature to detect unauthorised use Patented T-bar lock provides superior lock strength and theft protection Easy to install & use for use in the office or when travelling Locks into the standard Kensington security slot found in 99% of notebooks, and many flat panel monitors, CPUs, projectors, printers, docking stations, tablet PCs, and other devices Sleek styling and design won't block notebook ports or lift a notebook off the desk