Kensington ClickSafe Master Coded On-Demand Combination Lock (K64679US) Cable Construction: 7 x 7 Cable Type: Ultra Locking Technology: Click Safe Security Slot Compatibility: Kensington Security Slot NOTE: Not compatible with several 2016 Dell laptops and tablets including some Inspiron, Latitude, Venue, XPS, and Chromebook 13 models that use the Noble lock slot. Please review your devices technical specifications. Designed to be the easiest to use lock available Kensington Security Anchor is designed for a secure fit and simple locking Constructed from the strongest materials to deliver the highest level of security Trusted as the first line of defense to keep computers, valuable data and contacts safe On-line Register and Retrieve service allows administrator master access to all of the combination locks in their control Choose from 10,000 possible combination codes and select your own memorable code with no keys to remember Attaches to laptop via the Kensington Security Slot found in 99% of computers