How to install: Step 1: Wipe clean the surface to be installed. Step 2: Remove the sticker on the back and attach to the desired surface. Step 3: Wait 24 hours before use to ensure the lock is securely attached. How to reset password? (Note: The original password is 0-0-0) Step 1: Use the tool to press the reset port until you set the desired password. Step 2: Release the button and your number is now set. Press the open button to confirm the password. Step 3: Insert the buckle into the lock and scramble the password. The lock is now secured. Material: High-quality ABS plastic Size: Length: 11.81 inch, Height: 0.78 inch Color: Black Package includes: 2 x Adhesive safety combination locks How to remove: Step 1: Use a hair dryer to heat the adhesive area for 60 seconds. Step 2: Gently scrape the bottom of the lock with a card or string.