SET YOUR OWN COMBINATION: The 4-digit combination lock is ten times harder to pick than a 3-digit one. You can define any combination with 10,000 unique choices. EASY HANDLING: The ZHEGE padlock combination lock is equipped with an advanced damping device that clicks into place with every dialing to improve the accuracy and feel of the code alignment. Large numbers and side windows make it easier to read. 6 steps just to set and reset. Instructions can be found on the back of the packing box. STABLE CONSTRUCTION: With a high-strength zinc alloy body, hardened steel shank and excellent workmanship, the lock with a long shackle is weatherproof, rust-free and extremely resistant to cutting and sawing. WIDE APPLICATION: The long padlock is perfect for indoor and outdoor use as a gym combination lock locker, school and employee lock, for cupboards and tool boxes, weatherproof padlock for gates and doors, garages, sheds, fences, etc. GUARANTEE: Every number lock comes with a 12 month guarantee and lifelong technical support. Should you need any assistance, our professional and friendly customer service team is available 24/7. BUY WITH CONFIDENCE .