Universal 3-in-1 Combination Laptop Lock fits standard, nano or wedge-shaped laptop security slots. Serialized, four-number dial provides 10,000 possible combinations. Carbon steel cable creates strong security against theft attempts. The 1.8 meter (6') long cable is sheathed with plastic to deliver cut-resistance and theft-resistance. Lock tips are easily changeable. Tether keeps unused lock tips within reach. Register and Retrieve - Kensington's online registration program - provides quick, secure and easy lookup if your combination is lost or forgotten. Lock is precision-engineered to meet or exceed rigorous industry standards for strength, physical endurance and mechanical resilience.