Material: Aluminum Dimensions: 2.9" x 5.2" x 0.5" Internal Interface: IDE Features: Revolutionary slim size for easy carry Aluminum body for excellent heat dissipation Design for 2.5" IDE HDD (up to 9.5mm height) Works with both Mac and PC computers Supports USB2.0 & USB1.1 connection Hot plug and play Active LED to indicate power and data access Powered by computer's USB port, no AC adapter required Operating Systems Supported: Windows XP/Vista/7; Max OS 10.1 to 10.7 Package Contents: External Enclosure USB Cable USB Power Cable Parts: 1 year limited Labor: 1 year limited