4 adjustable digital combination: arbitrarily set your password to avoid forgetting to bring the key or losing it, and the password is adjustable Makes life practical and easy: the storage box Key holder can solve the problem of taking the key out of the box. ` every time you leave. You just have to Insert the key and remember your password High security : the trunk Aluminum alloy keys are strong, with a small part made of zinc alloy, a protective cover with sliding mechanism and with password lock, reliable and durable. This key is used to store and keep all spare keys safe. Ideal for storing, for example, the keys of authorized persons Wide application: suitable for: all people and all spaces, can be installed anywhere in the room, the closure is simple and beautiful, don't worry about the appearance. Product description: The box key The wall mount is made entirely of thickened metal, which is more solid. Double thick metal tab, safer Spring high strength, longer lifespan Slide the waterproof cover out of the way. dustproof, this cover can dust and water Avoid turning it off when not in use. to extend the life of use. offer 10,000 combinations. Bos's room is quite large. Fixing with brackets, e.g. on door handles, railings or support handles How to use: 1, dial password turn 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, choose the password can be locked Features: External dimensions: 210x120x50mm Heavy: 600G Material: Aluminum alloy Scope of delivery: 1x storage box keys