wired 3d optical mouse: 1.ABS material 2.wired 3.Size:108*75*50mm 4.Patent NO.:20103057553.4 wired 3d optical mouse: Patent NO.:20103057553. ... , crisp button, moderate intensity, 1000DPI high-precision optical positioning technology, mobile fast and sensitive, stable non ... -pointer jumping. USB interface, optical positioning technology. Unique appearance and unique design features ...