Interior Dimensions: . . 39.87" x 24.31" x 18.00" (101.2 x 61.7 x 45.7 cm) . . Keep your unit running smoothly with this weatherproof, watertight bookcase. Safely pack in software, manuals and data guides for deployment in any condition. . . Weatherproof and wateright for the equipment that needs to be protected from the elements. . Six Shelves For ample storage. . Casters For fast transport