Self-coiling steel cable stretches up to 2.3m (7.5ft) or shrinks down to 10.16cm (4in) , pivot and rotate cable, tough lock head with Cleat Locking Technology, hidden Pin technology is compatible across all of Kensingtons latest locks. Designed to fit the Kensington Nano Security Slot, Kensingtons NanoSaver Portable sets the professional standard for securing ultra-thin devices. Complementing the innovative Kensington Nano Security Slot, and Kensingtons Hidden Pin technology keying system, the NanoSaver Portable secures the next generation of laptops and tablets. Providing the same quality and strength as the world-renowned MicroSaver and MicroSaver 2.0 Locks, the NanoSaver Portable provides innovative device security.