... Interface USB 4. adjustable DPI optical mouseProduct Name:laser pointer 3D ergonomic optical mouse with adjustable DPIProduct Size:11*5*6cmDimension ... of drive2. Innovative design, plug and play3. Compatible with Windows95/98/2000/ME/XP/7, Windows NT, vista ... Disorders *Perfect for home, office, or travel9. Adopts optical orientation technology, high accuracy and reliability10. Certificates: CE, FCC ...