Belkin 3-Button mouse 3-Button Mouse, PS2 only, for use with Windows 95/98/W2K/WME/NT/XP This mouse offers an affordable, high-quality interface to your computer through a PS/2 connector. Manufactured with high-impact plastic, micro-switch buttons and precision-engineered internal components. Programmable features enable one-click selection of your favorite sites, applications or most frequently used commands. Easily adapts for right- or left-handed users.