Western Digital 1TB Elements USB 2.0 Black External Hard Drive

Designed with the same commitment to quality that made WD external drives the number one selling drives in the world.
Plug-and-play simplicity
Just connect the power and plug it into a USB port to instantly add more storage to your computer.
Designed to save power
Turns on and off with your computer. Enters idle mode when not in use. Utilizes a WD drive with power-saving WD GreenPower Technology™ and an EnergyStar compliant power supply.
Earth-friendly packaging
Packaged in a minimized eco-friendly, recyclable packaging made from recycled materials.
Preformatted for PCs
Designed for use with Windows-based computers. Can be easily reformatted for use with Macs.