Features: Made of durable aluminum alloy and steel locking mechanism, it provides additional resistance for box to resist hammering or drilling attacks. Large capacity designs, sufficient to store keychains, banks cards, car keys, cash, or other small items. Perfect for sharings keys, storing backup keys, emergencies entry, and more. Convenient for caregivers and family workers. Using a 12digit combination to ensure strong protections, it can provide up to tens of thousands of different combination. You can easily resets the combination you want at any times. Can be used indoors and outdoors. A weather proof lid can protect box from the effects of wind, rain, snow, and dust. Specifications: Material: Aluminum alloy Color: Black/White Size: Approx. 17.2x9.5cm/6.69x3.74inch Package Includes: 1x Key Lock Box note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.