High Security: 4-digit combination padlocks take 10 times longer to crack than 3-digit locks, making them more reliable and secure than typical three-digit locks. You can set your own combination with 10,000 unique options Easy to operate: Easily set and reset your personal combination, and once you set the combination, you can have peace of mind. No more cumbersome keys. The numbers are clear and easy to read, and the dial rotates easily, locking and unlocking in seconds. Sturdy and durable: Made of high-strength zinc alloy and hardened steel, this combination lock is sturdy and compact, with super resistance to cutting and sawing. In addition, the high-quality materials are waterproof and weatherproof, making it a very ideal outdoor combination padlock. Wide range of uses: The resettable 4-digit lock is perfect for indoor and outdoor use. You can use it for gyms, schools, employee lockers, cabinets, tool boxes, or use it as an outdoor hasp combination lock for doors, garden gates, fences, garages, sheds, etc. After-sales service: If you have any problems with the goods you received, please contact us in time, we will solve the problem for you as soon as possible