Two-in-one design combines a key cabinet with a four-digit combination lock for controlled access. For unlocking, pull out the bracket first and then open the box; when closing, reverse the steps. This keeps keys organized and access simple. Durable construction and safe finish. Made from zinc alloy and sturdy steel to resist hammering, sawing, and break-ins. Environmentally friendly paint is non-toxic and body-safe. High security. Adjustable 4-dial combination lock with 10,000 possible codes. You can set and reset your own numbers for a personalized, memorable code. Easy to use. Installation is straightforward and operation is simple. Set your favorite numbers as the password. The 4-digit combination is easy to remember and reset. Practical uses. - Home: store spare house and car keys for family members or trusted guests. - Office or workshop: share access to facilities without distributing keys. - Rental properties or service access: provide guests or contractors with a temporary, easily changeable code.