3D Optical Mouse Thr Lord of Rings Mouse for computer/ laptop/ desktop 1600 pdi 3D Finger Optical Mouse the Lord of ... 3D Optical Mouse Thr Lord of Rings Mouse for computer/ laptop/ desktopCharacteristics:Sense of high science and technology,It can be ... : 1200dpi, support USB, only 1/3 of the common mouseFor laptop and desktops.Brand-new ergonomic designKey life: over 1,000 ...