... 5mm Large heatsink for passive cooling Fanless design SK-2500 800+The SK-2500 laptop hard drive enclosure provides a combination ... latest 2.5" SATA hard drives.FeaturesFireWire 400 and FireWire 800 interfaceUSB 2.0 mass storage compliantDesigned for 2.5" drives ... heatsink for passive coolingDurable, compact and portableStackableFanless design SK-2500 800+ 2.5 enclosure FW800, eSATA, usb2.0, SUPPORT 12. ...