Suitable hard disk type: 1.0" or 1.6" height, and 3.5" H.D.D. Interface: Ultra ATA 100/133 IDE Keylock: Yes LED display: Yes Fan: 1 x rear fan, 40 x 40 x 10 mm ball bearing
Connector: Centronic 50 pin Frame material: Aluminum alloy Tray material: Aluminum alloy Dimension: 8 3/4"(225 mm)L x 5 3/4"(146 mm)W x 1 5/8"(40 mm)H Weight: 2.5 lb/piece.