Rock-Solid Construction * Outside is constructed of 16-gauge steel. * Soft foam on the inside protects valuables. * High-strength lock mechanism performs reliably, time after time. Foolproof Security * Precise fittings are virtually impossible to pry open with hand tools. * Built-in computer blocks access after repeated invalid keypad entries. * Tamper indicator alerts you to invalid entry attempts. Customizable Convenience * Battery power provides maximum security and easy portability. * Mounts almost anywhere in any direction. * "Learn buttons" make it easy to program any of the tens of thousands of user-selectable access codes available. Advanced Access * Conveniently located keypad is easy to use. * Unique No-Eyes(TM) Keypad allows for quick access. * Audio feedback confirms each correct keypad entry. * Audio disable option adds the security of operating in silent mode. Deluxe MultiVault Specifications: * Outer Dimensions: 14"L x 10.3"W x 8.2"H tapering to 6.3" * Inner Dimensions: 12.9"L x 9.5"W x 6.1"H * Mechanism: Programmable computer lock, keylock override, omnidirectional spring-loaded door. * Control Panel: Patented No-Eyes(TM) Keypad * Power Supply: 8AA alkaline batteries. One-year battery life under normal operating conditions. * Construction: 16-gauge steel housing with foam liner * Removable shelf: Steel with padding * Mounting: Keyslots and screws (included) * Weight: 14.8 lbs.