Rust-proof and Anti-theft Lock Door Lock Padlock for Dorm Solid four-digit zinc alloy padlock padlock Robust,- zinc lock body with hardened steel strap Safe locking mechanism with exceptional resistance before levering attempts Effortlessly resettable,four-digit combination with 10,000 possible combinations Waterproof,suitable for outdoor use even in bad weather perfect for securing outbuildings,sheds,gates,lockers,tool boxes and bicycles,etc. How to use: Step 1. Select the initial password "0000" and unlock the padlock . Turn the steel rod 180° and down Step 3. Reset your 4-digit password Step 4. Closing and ready for use Please remember the password you have set,otherwise you never unlock the padlock due to the highly secure locking mechanism. Colour:Brass Color Material:zinc alloy Package Contents: 2 x Four-digit Combination Lock Only the above package content,other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.