Lucky Guard 83-DT5358 Electronic Wall Hidden .63 CF Large Safes Jewelry Secure Outside dimensions: 22 inches high x 16 inches wide x 4 inches deep Simple to install, safe fits between the studs. 10 Year Manufacturer Warranty Frame around the front of Safe conceals lines that are not cut straight along drywall, flat panel front makes safe easy to conceal. Offers 2 options to open, code or key, code can be changed an infinate number of times.