Feature: 1. Durable material : This key lock box is made of aluminum alloy, which can protect the box from hammering, sawing or prying. 2. High security : This product is an adjustable combinations lock with 4 dials. It can offer 10000 combination. 3. Large storage capacity : The box has large space which you can place 5 keys at most. You can put your house keys or car keys in it when you go to work or on vacation 4. Easy operation : It is easy to install and use it. You can set your favorite numbers as your passwords. The 4-digit combination is easy to remember and reset 5. Wide application: The key box can be used in many areas. It is suitable for outdoor use. It can be fixed to a wall for emergency entry, vacation home, etc Specifications: Material: Aluminum alloy Scope of application: Key storage Colour: Black+gray Style: Modern includes: 1 x Waterproof cover 1 x Key box 1 x Instruction manual 4 x Screw 4 x Expansion bolt