This smart key safe is made with a zamak body, an outer casing, and ip65 certification, guaranteeing its resistance to dust and rain. it is wall-mounted and includes an interior key hook. it operates on 3 aaa batteries (not included) or via a usb cable (included). the device is opened and managed using a numeric password or the arregui security mobile app via bluetooth (ble) technology. the system allows for the registration of up to 20 users, access to the opening history, and the remote generation of unlimited temporary access codes. remote control via wi-fi is possible by integrating the arregui bridge accessory (ref. 88178). its external dimensions are 95 x 50 x 115 mm, and its internal dimensions are 65 x 34 x 85 mm.