1、Superior strength lockhead to resist tampering. 2、4-digit resettable function, reach to 10,000 combinations, set up your unique combination for maximum security. 3、Plated steel cable with alloy steel lock body, fortitude and stability, serves as an ideal theft deterrent. 4、Convenient operation , easy to install and safe to use. 5、Works with all notebooks, desktops, docking stations with built in standard security locking slot hole. Description: This is a laptop combination security lock cable with four digit password. Convenient operation and  stable material, which is a perfect anti-theft cable for you. It works with all notebooks, desktops, docking stations with built in standard security locking slot hole. Features: 1. Superior strength lockhead to resist tampering. 2. 4-digit resettable function, reach to 10,000 combinations, set up your unique combination for maximum security. 3. Plated steel cable with alloy steel lock body, fortitude and stability, serves as an ideal theft deterrent. 4.Convenient operation , easy to install and safe to use. 5. Works with all notebooks, desktops, docking stations with built in standard security locking slot hole. Specification: Material: Plated steel, alloy steel, ABS Color: Silver Length: 110cm / 43.3inch Package Weight: 107g Quantity: 1pc Fitments: Fit almost all laptop (Except some mini laptop with small keyhole) How To Set Password: 1. The original password is 0000, enter the password and hold the square button to unlock. 2. Change the password: In the unlocked state, use a small tool (such as a small screwdriver, key, etc.) to press the round button at the bottom of the lock (need to gently press till the end); Change the password; Do not loosen the round button until the password is totally changed. Package included: 1 x Notebook Security Lock Note: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.