WD Elements 4TB USB 3.0 Portable External Hard Drive - Capacity: 4TB - Interface: USB 3.0 Type-A - System Compatibility: Formatted NTFS for Windows® 10, Windows 8.1, Windows 7, Reformatting required for other operating systems - Contents: Portable hard drive, USB cable, Quick install guide - Operating temperature: 5°C to 35°C - Non-op. temperature: –20°C to 65°C - WDBU6Y0040BBK-WESN - 3 Years Limited Warranty Western Digital WD Elements 4TB USB 3.0 Portable External Hard Drive - Black Plug & Play Formatted NTFS for Windows 10/8.1/7 Simple, Fast and Portable WD Elementsâ„¢ portable hard drives with USB 3.0 offer reliable, high-capacity storage to go, fast data transfer rates, universal connectivity and massive capacity for value-conscious consumers. Download Data Sheet Product Details USB 3.0 and USB 2.0 compatibility With this single drive, you get compatibility with the latest USB 3.0 devices and backward compatibility with USB 2.0 devices as well. Fast transfer rates When connected to a USB 3.0 port, WD Elements portable hard drive delivers fast data transfer rates. Improve PC performance When your internal hard drive is almost full your PC slows down. Don’t delete files. Free up space on your internal hard drive by transferring files to your WD Elements portable hard drive and get your laptop moving again. Massive Capacity In A Small Enclosure The small, lightweight design offers up to 5TB capacity, making WD Elements portable hard drives the ideal companion for consumers on the go. WD Quality Inside And Out We know your data is important to you. So we build the drive inside to our demanding requirements for durability, shock tolerance, and long-term reliability. Then we protect the drive with a durable enclosure designed for style and protection. Full Specifications Capacity 1 TB Interface USB 3.0 USB 2.0 Compatibility Formatted NTFS for Windows® 10, Windows 8.1, Windows 7. Reformatting may be required for other operating systems. Compatibility may vary depending on user’s hardware configuration and operating system. Dimensions (L X W X H) 4.35' x 3.23' x 0.59' In The Box Portable hard drive USB cable Quick install guide