Protects paper documents and digital media. ETL 30 minute fire up to 1550F/843C. Waterproof up to 72 hours in one meter depth of water. Space fits letter and A4 hanging file folders. Key lock with two included keys. Lifetime after-fire guarantee. Outer Width: 16" Outer Depth: 12.6" Outer Height: 13" Capacity text: 0.6 cu ft.