Kensington microsaver keyed ultra laptop lock, 6ft steel cable, two keys features an ultra-thick 8mm carbon-strengthened steel cable. Patented t-bar locking mechanism provides a secure connection. Built-in defense system to guard against tampering. Low-profile lock heads won’t block laptop ports or lift laptop off desk. Locks into the standard kensington security slot found in 99% of laptops, as well as many flat panel monitors, desktops, printers and other devices.