The Seagate external hard drive has a capacity of 248TB and is an HDD, a technology mainly suitable for backup, as it has lower speeds and greater weight compared to SSDs.

Assuming that the average size for a photo, an MP3, and a video is 2MB, 4MB, and 500MB respectively, then the size of this external hard drive can store approximately:

• 1,024,000 photos
• 512,000 MP3s
• 4,096 videos

It has a size of 2.5", which is the classic size of an external drive. It does not need power supply from a socket to operate, just connect it to your computer with the corresponding cable.