. Protect your laptop and personal information while on the go with the Kensington Portable Combination Laptop Lock. The push button design offers one hand operation for easy installation while the Kensington T-bar secures the lock to your laptop. The self-coiling cable stretches to 6ft to anchor to a desk or fixed structure yet shrinks down to just 3 inch for easy packing. Anchors to desk table or any fixed structure Attaches to laptop via the Kensington Security Slot found in 99% of computers Choose from 10000 possible combinations Easily resettable Keyless 4-wheel combination Push button design for one hand operation to easily install lock Superior strength lockhead to resist tampering. .