【Sturdy Material】Crafted from aluminum alloy, the Key Lock box is as secure as can be. It'll withstand hammering, sawing, prying, and other break-in attempts. These construction makes this lock box strong sturdy, durable, anti-rust.      【High Security】it's easy to set your own four-digit combination. Just enter your chosen code for complete control over access to your keys. And because it offers up to 10,000 combination possibilities, this system is more secure than key locks, and it gives you the option of resetting the combination whenever you wish.      【Easy Installation】With a compact, lightweight design and portable, over-the-knob mount, our products can be hung exactly where you need it--on a door, fence, or post. The compartment door pivots smoothly and remains attached to the lock body. For further convenience, an easy-grip, dome-shaped dial with contemporary metallic finish features easy-to-use combination dials.      【Large Capacity】With a large storage space, this key lock box would store keys or access cards by your door securely. The key box can store keys less than 9.5cm                  Product Detail:       External size: 185*83*41.5mm       Internal size: 92*75*26mm       Material:       aluminum alloy    Package Included:  Key Lock Box * 1  Waterproof Cover * 1  User Manual * 1