Description: 4-digit combination lock for enhanced security Works with all laptops, desktops, and docking stations featuring a built-in standard lock slot Secure your laptop/notebook to any stationary object (e.g., desk, posts) to prevent theft The T-bar mechanism allows for easy and popular use of this lock Simply loop your laptop around a stationary object with the resistant galvanized steel chain Protect your laptop and its valuable data with this affordable computer lock Easy installation Cable length: 3.3 FT / 1.1M Color: silver Instructions: Press the lock cylinder inward (the original number is 0-0-0-0) Set your secret combination by turning the dials Release the number adjustment bar and let it return to its original position Open the lock again; you have now set a new personal code Make sure you enter your code carefully and verify that the lock functions correctly To change to a new combination, repeat the steps above Also suitable for suitcases