http://www.addonics.com/products/enclosures/25snap.asp

* Easy installation and removal of hard drive without any special tool or mounting screws
* Built-in eSATA and USB 2.0/1.1 interface to computer
* Compatible with any 2.5" SATA hard drives of 9mm - 9.5mm height
* Sturdy aluminum construction with patented interior anti-shock protection system
* LEDs on both sides of the enclosure for power indication and hard drive activity
* Weight less than 5 oz.
* Compact size for convenient transportation
* USB Y cable with dual USB Type B connectors to support 7200RPM drives with higher power requirements
* Hot swappable*
* Plug and play
* OS support -
o USB connection - Windows 98SE, Me, 2000, XP, Vista, Linux (Kernel 2.4 and above), Mac OS X and above
o eSATA connection - DOS, Windows NT, 98SE, Me, 2000, XP, Vista, Linux (Kernel 2.4 and above), Mac OS X and above, Solaris 10 and above.