The Seagate Expansion Portable 2TB External Hard Drive (STKM2000400) offers convenient additional storage for documents, photos, videos, and other digital files. Its compact black design makes it easy to carry and use with compatible computers at home, in the office, or while travelling.
With USB 3.0 connectivity and USB-powered operation, the drive provides straightforward plug-and-play storage without requiring a separate power adapter. Simple drag-and-drop file transfers make it a practical choice for expanding available storage and keeping personal files organized.

Key Features
- 2TB Storage Capacity: Additional portable storage for documents, photos, videos, and other files.
- USB 3.0 Connectivity: Supports USB 3.0 data transfers through a compatible computer port.
- USB-Powered Operation: Uses a single USB connection for both power and data without an external power adapter.
- Simple File Management: Supports convenient drag-and-drop file transfers on compatible computers.
- Compact Portable Design: Black enclosure measuring 115.3 x 80 x 12.6 mm.
- Computer Compatibility: Designed for use with compatible Windows and Mac computers.
Technical Specifications
| Component | Specification |
| Brand | Seagate |
| Series | Expansion Portable |
| Model Number | STKM2000400 |
| Drive Type | Portable External Hard Disk Drive (HDD) |
| Capacity | 2TB |
| Interface | USB 3.0 |
| Power Source | USB-Powered |
| Compatibility | Compatible Windows and macOS Computers |
| Dimensions | 115.3 x 80 x 12.6 mm |
| Color | Black |
Compatibility & Important Information
- Windows and Mac: The drive supports compatible Windows and macOS computers. Reformatting may be required for certain Mac uses, including Time Machine.
- USB Connection: A USB 3.0 computer port is required to achieve USB 3.0 transfer speeds.
- USB Power: The drive receives power directly through the USB connection without a separate power adapter.
- Storage Capacity: The usable capacity displayed by the operating system may differ from the advertised 2TB due to formatting and capacity measurement conventions.
Package Contents
- Seagate Expansion Portable 2TB External Hard Drive
- 46 cm USB 3.0 Cable
- Quick Start Guide


















