BLockState LockState LS-50D 1 Hour Fireproof Electronic Safe ReviewbP PP LockState LockState LS-50D 1 Hour Fireproof Electronic Safe POne-hour fire rating - tested at temperatures of up to 1100-Degree FPOverall body thickness 2-12-Inch and overall door thickness of 2-78-InchP1 solid steel action locking bolt and solid steel interlocking stationary bolts to prevent the door from being removed even if hinges are cut throughPLarge, easy to read illuminated LED screen on electronic keypadP2 key overrides provided in case of electronic failure or electronic lock outP