This is a resettable key storage box with 4-digit combination lock, which can provide 10000 combinations. Large capacity: This safe has large space, so it can be placed 6 keys at most, if you have important keys, you can put them in it. Sturdy Material: This product is made of zinc alloy material, it is durable and stable, also it has anti-rust and waterproof function. Encapsulated side: The side of the product is encapsulated, and it is comfortable to hold, it can prevent slipping and rusting. It is easy to set your combination, can be used in the door handle or fence, suitable for the owner of home, realtor, runner and anyone who needs to hide the key. Specification: Size Exterior Size: Length: 115mm Width: 67mm Color: Black quantity1pc