External drives formatted 2.5 "is a hit in recent years. They are designed for maximum ease of transferring large files, backups, but also to easily expand the capacity of your laptop. Just because you connect via a USB port and you're done. There's no need and no external power supply because the drive takes the juice from the connection point.
External 2.5" HDDs are growing increasingly popular. They are designed to simplify transferring of large files, backups, but also as an easy way to expand your laptop's HDD capacity. Just plug it into an USB port and you're done. You don't even need any external power supply because the drive draws all the necessary power from the USB connection.
The Western Digital portfolio includes the successful My Passport series. This practical carrying case is designed to provide ultimate protection for your data during your regular travels.
Western Digital My Passport and Elements Portable
101.6 x 127 x 25.4 mm