Kensington 64068F MicroSaver Keyed Laptop Lock for Business Patented T-bar lock provides most secure connection to security slot; does not work with Dell "wedge" or "Noble" lock slot. See our lock selector at kensington.com/lockselector Wide range of compatibility--laptops, monitors, and any device with a Kensington security slot - the industry standard Kensington Edge: Steel computer security cable with Kevlar brand fiber for powerful protection thats 40% stronger NOTE: May not work with 2016 and newer Dell laptops and tablets including some Inspiron, Latitude, Venue, XPS, and Chromebook 13 models that use the Noble lock slot. See Kensington part# K64442WW or K64440WW. Please review your devices technical specifications, and use our lock selector at kensington.com/lockselector Industry leading 8yr Warranty and lifetime technical support; if purchased on Amazon.com, warranty only valid if purchased from Amazon.com or Kensington USA; no other dealers are authorized to sell new Kensington products on Amazon