The Seagate Expansion 4TB External HDD is a high-capacity portable hard drive that provides plenty of space for storing and backing up your important files and documents. The hard drive measures 11.7cm x 8cm x 1.48cm and weighs only 170g, making it easy to carry with you wherever you go. The hard drive connects to your computer via USB 3.0 for fast data transfer speeds and is compatible with both Windows and Mac operating systems. The hard drive comes with 3 years of data recovery services, providing you with added peace of mind and protection for your valuable data. The hard drive features a durable and sleek black design that looks great and is built to withstand the rigors of daily use. The hard drive has a large storage capacity of 4TB, providing you with ample space for storing large files such as photos, videos, and music. The hard drive is powered via USB, eliminating the need for an external power source and making it a convenient and portable storage solution. The hard drive comes with Seagate's easy-to-use backup software, allowing you to schedule automatic backups of your important files and documents. The hard drive also features plug-and-play functionality, making it easy to set up and use right out of the box. The Seagate Expansion 4TB External HDD is a reliable and high-capacity storage solution that is perfect for anyone who needs to store and backup large amounts of data, with the added peace of mind of 3 years of data recovery services.