Product Detail Electronic code lock (3-6 digit code) Pre-drilled holes for mounting to the floor or wall (hardware included) External dimensions: 7.87-Inch high by 16.93-Inch wide by 13.78-Inch deep Internal dimensions: 7.48-Inch high by 16.54-Inch wide by 11.81-Inch deep Automatic motorized locking bolts . The "LockState LS-35EPL Laptop-Size Digital Hotel Safe" is best product for you. We recommended LockState LS-35EPL Laptop-Size Digital Hotel Safe