Toshiba Canvio Desk 5TB Desktop Hard Drive 3.5 Inch USB 3.0 - Black- HDWC250EK3J1

From Amazon.co.uk it states the following but essentially it can be purchased from eBuyer:

Brand Toshiba
Item Weight 962 g
Product Dimensions 16.7 x 12.9 x 4.2 cm
Item model number HDWC250EK3J1
Series HDWC250EK3J1
Color Black
Form Factor 3.5"
Hard Drive Size 5 TB
Software Included Yes

Product Description

Store data securely on these external hard drives. It's quick and easy to transfer your files via SuperSpeed USB 3.0 and you can also organise data, and backup files with pre-loaded NTI Backup (EZ software). Backward compatible with USB 2.0, it features versatile mounting options.
Smart, Safe, Speedy

It is smart, speedy way to preserve your preferable files and memories. USB 3.0 makes it fast and it's backwards compatible so connecting to USB 2.0 devices is no problem. The pre-loaded NTI backup (EZ software) is a complete back-up solution to keep your files safe. Password encryption guards against intruders. Available in capacities up to 3 TB, the Canvio desktop the ideal partner for your TV or PC.
Smart Design

These hard drives are easy to carry and nice to look at. You get a choice of colours and versatile mounting options. Available in several capacity sizes, Canvio desktop hard drives are suitable for storing data, music, pictures and more.
Backup

These hard drives come with pre-loaded backup software that provides file, folder and full system backup and recovery. Password encryption keeps unauthorised users from accessing your valuable data.

eBuyer link: http://www.ebuyer.com/632162-toshiba-5tb-canvio-desktop-hard-drive-hdwc250ek3j1