Trust Optical Mouse. Device interface: USB, Movement detection technology: Optical. Mouse weight: 84g. Package weight: 119g. Compatible operating systems: Win Vista, XP, Minimum system requirements: Windows 7, Vista or XP. USB port., Package dimensions (WxDxH): 80 x 45 x 135 mm
3 button optical mouse. Advanced optical sensor providing motion control with high precision. Suitable for both right and left hand users. Just plug and go; no need to install a driver.