LaCie 500 GB Big Disk Triple External Hard Drive (300721) FW/FW800 & USB2 Stylish metallic enclosure crafted from sturdy aluminum alloy dissipates heat efficiently without a noisy fan Drive stand provides stability, allowing upright or horizontal desktop use Convenient, automatic on/off feature conserves energy and prolongs drive life Stackable design Compatible with Kensington-type security locks for added security