The XX-Large Digital Fire amp; Water Safe has the following specifications: Exterior Dimensions: 605 x 472 x 490mm.Interior Dimensions: 498 x 376 x 302mm.Door Thickness: 914mm.Body Thickness: 406mm.Interior Volume: 56.5 Litre.Water Depth Protection: 200mm.Weight: 56.6kg. Works with 4 x AAA alkaline batteries (not included).