SODIAL(R) 3 Buttons Notebook PC Computer USB Mini Optical Mouse Green Product Name: USB Optical Mouse System Requirement: Windows 2000, ME, XP and Vista Cable Length: 54.8"; Dimension: 3.7"(L) x 2"(W) x 1.3"(H) Package Contain: 1 x 3D Computer Mouse It is ideal for both Desktop and Laptop users