1Adjustable digital combination: Set your password randomly to avoid forgetting to bring the key or losing it, and the password is adjustable. 2Makes life convenient and easy: The key box can solve the trouble of taking the key every time you leave. All you have to do is insert the key and remember your password 3High security: The aluminum alloy key box is strong, with a small part made of zinc alloy, a protective flap with sliding mechanism and a password lock, reliable and durable 4This button is used to store and keep all spare keys safe. Ideal for storing keys of authorized persons for example 5Wide application: suitable for all people and spaces, can be installed anywhere in the room, the closure is simple and beautiful, do not worry about the appearance 6With the lockable and weatherproof key box, this protects the lock from dirt, rain, wind and snow at the same time. This makes the key box with code the ideal place to keep your keys clean, dry and safe to deposit. 4-digit adjustable digital combination: set your password randomly to avoid forgetting to bring the key or losing it, and the password is adjustable, the 4-digit combination also gives you much more security compared to the 3-digit number combination. Product Description: The wall-mounted key box is made of thickened metal, more solid Wall-mounted design for permanent installation Double thick metal tab, more secure High-strength spring, longer service life Dust-proof and waterproof cover, this cover can push and water avoid turning it off when not in use to extend the service life. offers 10000 combinations. The Bos chamber is large enough. Fixing with brackets, for example on door handles, railings or arc-shaped handles, use dimensions: 1, dial the password, rotate 0-0-0-0, (factory password 0-0-0-0) 2, press the open button, hold the state, open the cover outward can be opened 3, close the cover, select the password can be locked Specifications: Size: 28*23*5.25cm Weight: 0.62kg Material: aluminum alloy Scope of delivery: 1x key box 1x user manual