Buslink's smallest, lightest model. No AC power needed take it with you anywhere and plug into a PC.The Buslink "Disk on the Go Lite" hard drive is plug and play, so installation is a snap. You can be using your Buslink Disk On the Go Lite Hard Drive within minutes after taking it out of the box. It enhances the capabilities of your existing laptop or PC. It's perfect for businessmen, home users, mobile users, MP3 storage & Gamers. The Buslink's USB 2.0 is a dramatic performance increase over the standard USB 1.1. Whereas USB 1.1 is only 12Mbits/s, the USB 2.0 Hi-Speed specification used by the Buslink USB 2.0 runs at up to 480Mbits/s. USB, standing for "Universal Serial Bus", allows you to attach up to 128 devices simultaneously with automatic device detection and installation. Since USB 2.0 Hi-Speed is an evolution of the existing USB 1.1 specification, it is fully backward compatible with current USB systems and peripherals. Even with the dramatically increased speeds, it works with existing cables and connectors. In other words, consumers will have the benefit of using devices they already have, so their investments are protected.