Sentry Safe Fire-Safe Waterproof Maxtor HARD DRIVE - 250GB Model QA0005. The world's first and only fire resistant and waterproof hard drive. Direct USB connectivity to a laptop or desktop computer. Enables backup of critical data in the event of crash, computer failure and fire and water-related disasters. Contains a One-Touch 4 Mini Hard Drive from Maxtor. Encased hard drive is protected from dust and dirt.