Protect valuables from the effects of a fire or extreme heat. Keep your passport, birth certificate, deeds, insurance information or any other important documents and valuables safe, should the unthinkable happen. Mesa's U.L. Classified Fire Safes offer the best protection available in today's market and give you the perfect amount of storage for your home or business needs. Fire protection is key, but burglary protection is just as important. This is why Mesa Fire Safes are made with all steel construction, unlike the competition. U.L. Classified class 350 - 1 hour fire rating. All steel construction. Door has an overall thickness of 2-7/8-inch. One 5/8-inch x 1-1/8 solid steel locking bolt. Heavy-duty solid steel hinges. 2 Inner locking 1/2-inch x 1-1/4-inch steel deadbolts. Body has an overall thickness of 2-1/2-inch. 2 story impact rating, factory tested. One anchor hole provided (anchor kit included). Battery operated electronic lock (4 AA batteries included). Concealed emergency key system (2 key included). External power pack. Large easy to read illuminated display. Multiple invalid code defense feature.