1. Enhanced Security: This recodeable combination lock adds a 4-digit combination to ordinary door latch locks, allowing you to set up to 10,000 possible passwords, helping improve security and privacy. The default password is 0-0-0-0; no key is needed, eliminating worries about losing the key. 2. Solid and Durable: The door latch lock is made of alloy material, with a solid steel bolt of 10mm diameter and a waterproof coating, which helps protect the lock from rust and bad weather, enhances wear resistance and hardness, and provides resistance to picking and durability. The handle is also made of solid steel, making it not easy to break or loosen. 3. 2 Installation Methods: This combination slidebolt lock supports 2 installation methods: vertical and horizontal. 4. Suitable for Indoor and Outdoor Use: The combination lock is easy to install and can be installed in most compact spaces. It is suitable for various uses including school or home lockers, sheds, cabinets, storage areas, garden gates, farmhouses, cupboards, wine cellars, and any place where security and privacy need to be maintained. 5. Note: The data is measured manually, so a 1-3cm error is allowed. Due to light and display differences, there may be a certain color difference; the actual product received shall prevail.