Features 1.Fits 1-inch IDE hard driver up to 100GB 2.Easy to install 3.Fits any briefcase or notebook PC Case Powered from notebook or desktop PC(5vDC host USB power) 4.Pure and high-tech design with silver color, bronze aluminum.sandblasted silver housing with transparent plastic rim. 6.only for Toshiba1.8"HDD USB port: USB2.0 Operating System: Windows 98E/Me/2000/Xp,and Macubtisg Os9.0or later Transfer: 480Mbps HDD Type: IDE Power Supply : Input:100-240,50-60Hz,0.5A/Output:DC+5V.2A Size 105.00(L)*64.00(W)*9.00(H)mm Weight: 68g