(Improved Security) This lock has recodable combination adds a combination to another; 4 digits on the locks ordinary door latch, allowing you to set up to 10,000 possible passwords, which significantly improves your security. and your privacy. Default password is 0-0-0-0, no key No need to worry about losing the key. (Strong and Durable)The lock The door latch is made of high quality zinc alloy material, solid steel bolt, diameter 10mm and covered with waterproof coating, which protects the lock from rust and bad weather, improves resistance to damage. wear, hardness and ensures resistance to picking and durability. The handle is also made of solid steel, which is not easy to break. break and not easy to break loosen. (2 Installation Methods)Our lock Combination sliding bolt supports 2 installation methods, vertical and horizontal. The lock kit sliding bolt is delivered with a lock cover for horizontal use and a metal side door loop for vertical use. (Note: The bolt should be aligned with the lock cover or door loop ) (Easy to Install)Comes with 6 anti-tamper screws, slide latch lock is used power screwdriver and drill to mount on your door frame and tighten the screws after aligning with the lock cover. Just need a few minutes to install, easy and quick. (Note: One-way screws cannot be removed after installed, and the installation position must be confirmed before installation!) (Follows for Interior and Exterior). With a size of 120 x 45 x 25 mm, the lock combination is easy to install install and install install in the most compact spaces. The lock combination is perfect for all around use including school or home lockers, sheds, cupboards, storage areas, garden gates, trusses, wardrobes, cellars, etc. wine and any place where you want to keep your computer safe and confidentiality.