Features: 1.Durable Material: The appearance of the key box adopts an aluminum alloy panel, and the back is a TPE protective plate, which is sturdy and durable. 2.Security Key Storage: The four?digit code lock mode is adopted, and the code can be set by oneself, which greatly improves the storage security. 3.Multifunction: It can be used to store all kinds of keys, ID cards, bank cards, room cards and other items, which is easy to find and not easy to lose. 4.Wide Application: Suitable for key storage and management in homes, offices, gyms, factories, hotels, construction sites and other places. 5.Stable Suspension: It needs to be installed after drilling holes on the wall. The installation process is simple, but it is much more stable than hanging the key box directly. Specification: Item Type: Wall mounted lock box Material: Aluminum alloy + TPE Scope Of Application: Home, office, factory, gym, homestay, construction site External Size: Approx. 133 x 92 x 49mm/ 5.24 x 3.62 x 1.93in Internal Size: Approx. 111 x 80 x (22-40) mm/ 4.37 x 3.15 x (0.87-1.58)in PackageList: 1 x Key Box 4 x Expansion Tube 4 x Screw 1 x Manual