Ultra ULT31310 3.5-Inch USB 2.0/FireWire Hard Drive Enclosure 3.5-inch USB 2.0/FireWire hard drive enclosure for any 3.5-inch ATA 133/100/66/33 drive USB 2.0/1.1 and FireWire interfaces for fast data transfers Built-in, heat-dissipating cooling fan for cooler operation Compact and sturdy 3-year limited warranty