The Mobile Device Guardian is our latest universal storage solution for mobile device charging and security. Constructed entirely of steel, this model features charging and security for up to 16 devices, including tablets, netbooks or laptops. Includes separate compartment for all of the cable management and an innovative wire management solution that runs on the top of each divider. Theft resistance features include a include three point locking mechanism for the exterior door and fully welded body construction. The door locking mechanism allows use of either the built-in key lock or the ability to use your own padlock on the external hasp (an optional combination 4 digit padlock is also available from us! Call 800-453-4195 for more information). The Mobile device Guardian can be stacked two or three units high (when ordering more than one locker, stacking hardware will be provided). Lockers can be easily installed on counter tops or to wall studs (a single locker can not be mounted to the wall unless it is sitting on a counter or on the floor). Compartment Bay Size: Width: 1.5 inches • Depth: 15.5 inches • Height: 10.75 inches.