The SentrySafe HD4100 Fire-Resistant Box and Waterproof Box holds up to 40 standard hanging folders making it the ideal storage solution for your important family or business documents. In-lid organization keeps frequently accessed items such as passports, check books and digital media within easy reach. Fireproof Safe Box is UL Classified to protect your valuables in a fire for a 1/2 hour up to 1550°F (843°C). Waterproof Safe Box is ETL Verified to protect your valuable items from flood damage up to 72 hours. Exterior dimensions: 14.3 in. H x 15.5 in. W x 13.5 in. D; Interior dimensions: 11.5 in. H x 12.0 in. W x 8.1 in. D; Capacity: 0.65 Cu. Ft.; Weight: 38.850 Lbs.