Secures quickly and easily superior strength lock head 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 clicksafe security anchor attaches to laptop via the kensington security slot found in 99 of computers anchors to desk table or any fixed structure self coiling cable stretches to 1829 mm 6 feet yet shrinks to 76 mm 3 inches for easy packing 2 year guarant