The Safe Saver fire resistant data chest is tested by U.L for 60 minutes fire resistance. Data chests are designed to protect computer data, videos, negatives & any other plastic media from fire, whilst still being fairly lightweight & therefore remaining portable. Safe Saver Fire Data Chest Model 2040D Designed to protect computer media from fire Fire Tested 60 minutes for data/computer media (tested by U.L) Standard security cylinder lock (2 keys supplied) Airtight keeping smoke & gases out