Protect your valuable from any harm. This large Master Lock 18, 5 litre chest provides etc. And UL certified fire resistance for up to half an hour for CDs, DVD, USB drives and memory sticks up to 843°c. Master Lock’s patented insulations are concrete-based (may result to find harmless concrete dust due to shipping). it's dimension allows it to fit A4 papers, meaning you can protect important documents. The security solution can be programmed with a combination code from four to six digits meaning multiple different users can be granted entry after each use by simply resetting the numerical password. Thanks to its waterproof seal valuables will be protected against water damage if submerged or the product will safely float to the surface. This Black chest measures 35, 9cm H x 42, 1cm W x 35, 1cm D (exterior). in the event of an unfortunate fire, you product is covered by the lifetime after-fire replacement guarantee meaning that the American security specialist will replace your damaged product like-for-like. However if your product is defective due to faulty materials or workmanship, The product is warranted For 2 years.