PCNation offers the ioSafe SoloPRO 4TB Fireproof & Waterproof External Hard Drive (SH4000GB1YR) for $599.99 with free shipping.

What makes this deal hot:
You save a total of $200 off of the retail list price. That's the lowest price we could find currently by over $100 from a reputable merchant.

What this does & Why you need it:
This external hard drive's features include 4TB storage capacity, USB 2.0/eSATA/USB 3.0 connections, Fireproof & Waterproof and more.