Master Lock - Large Fire & Waterproof Security Chest MLKFHW40300

General description The Master Lock Large Fire & Waterproof Security Chest protects your family’s most important documents (fits A4 paper size), media, and valuables from fire and flood damage. It features fire and water-resistant construction, ensuring your items are safeguarded against extreme conditions. Technical specifications Exterior Dimensions (H x W x D): 35.9 x 42.1 x 35.1 cm Interior Dimensions (H x W x D): 29.5 x 30.5 x 20.6 cm Interior Volume: 18.5 L Power: 1 x 9V Battery (not included) Weight: 19.5 kg Other information UL/ETL verified 30 minutes fire protection for documents and digital items (CD, USB sticks) up to 843°C ETL verified for water submersion to protect documents and valuables from flood damage Programmable digital combination: 1 resettable combination + 1 Master combination (non-programmable) The digital lock prevents the lid from opening in the event of a fire