Stack-On"s Total Defense 22-Gun Safe with electronic lock and door storage holds 22 guns, or can be converted to hold 11 guns plus storage, or all storage. This safe is a California approved firearms safety device that meets the requirements of California Penal Code Section 12088 and the regulations issued thereunder. The electronic lock includes operational lights for open, low battery warning and incorrect entry. There is a time out period after 3 incorrect attempts, and batteries are easily accessible from the front in case of replacement. This safe also includes a trouble key. The electronic lock has a drill resistant, hardened steel plate behind the lock provides greater security. Stack-On"s Total Defense series is ETL tested and verified to be fire resistant for 60 minutes up to 1400-Degree F. These safes are waterproof in up to 2-Feet of standing water for 72 hours (safe must be bolted to the floor to maintain waterproof rating). The 4-Way locking system with 1.5-Inch live action locking bolts has 8 locking points for added security. This safe includes 6 adjustable shelves in its fully carpeted interior. Stack-On"s door storage system includes removable, zippered bags that let you pack and store your gear in less time as well as a large document pocket and removable holsters for pistol storage that provide flexible storage.