Kensington Portable Combination Cable Lock for Laptops and Other Devices - Black (K64670AM) Superior strength lockhead to resist tampering; Push button design for one hand operation to easily install lock Keyless 4-wheel combination &ndash; easily resettable, choose from 10,000 possible combinations Attaches to laptops, desktops, TVs, monitors, hard drives, docking stations, projectors or any other device featuring a Kensington Security Slot; Anchors to desk, table, or any fixed structure Self-coiling carbon steel cable, sheathed in a protective sleeve, stretches up to 6 feet to anchor to a desk or fixed structure yet shrinks down to 3 inches for easy portability 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 device&rsquo;s technical specifications 2 year 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 Superior strength lockhead to resist tampering Push button design for one hand operation to easily install lock Keyless 4-wheel combination Easily resettable - choose from 10,000 possible combinations Achors to desk, table, or any fixed structure Attaches to laptop via the Kensington Security Slot found in 99% of computers