Keep your files safe and well protected inside the durable IoSafe SoloPRO 4TB External Hard Drive with 1 Year Data Recovery Service. The 3.5" external hard drive is made to protect stored data against water and extreme heat. With DataCast endothermic fire insulation technology, it limits the internal temperature of the device using water vapor; with HydroSafe water barrier technology, it keeps stored data dry from fresh or salt water damage. The IoSafe SH4000GB1YR SoloPRO External Hard Drive provides up to 4 TB of digital information, accessible using either 480 Mbps high-speed USB 2.0 interface or 3.0 Gbps eSATA cable. Compatible with any Mac or PC computer, this reliable storage device delivers a convenient, plug-and-play solution for connected computers or servers.