Contents: The eps 2.5" External HDD Enclosure is a stylish and durable enclosure made from magnesium-aluminium alloy. The external hard drive has a special wave design to maximise surface area for heat dissipation. A USB 2.0 port (USB 1.0 backward compatible) is used to ensure the maximum data transfer rates from your external hard drive to your PC/MAC. The External HDD enclosure draws power from the USB port so there are no messy AC power adaptors required. Hard drive is not included. Simply add a 2.5" notebook hard drive into the case and begin transferring your files for all your portable hard drive needs. One-Key-Press Backup Chipset: PL2506 Specification: Portable design, hot plug and play Transfer speed: up to 480mbps Compatible for hard disk from 20gb up to 200gb Be available for WINDOWS98SE/ME/2000/2003/XP/MACOS8.60 & later edition No driver required except Windows98SE Active LED to indicate power and data access aluminum magnesium alloy body surface No external power charger needed except for Sata interface. Packaging: Accessory: Data Cable,User Mannual, CD,Screwdriver, Screws, Color box size: 210*155*60mm Dimension of Ctns:59*40*44.5cm Ctn/Pcs:46pcs Kg/Pcs:0.35kg Kg/Ctn:18.1kg