Heavy-duty 16 gauge steel body construction and extra thick 8 gauge steel door; Electronic lock with key backup; Interior light automatically illuminates when opening the safe; Fireproof rating of 30 minutes up to 1400F; Removable interior shelf allows flexible and secure storage of firearms, documents, jewelry, outdoor gear, hobby equipment, collections, medication and more; Protective carpet interior safeguards handguns and valuables from damage; Durable black powder coat finish; LED visual warning light when battery is running low; Includes concrete anchor bolts for mounting