Lenovo M20 USB Mouse Notebook Optical Mouse

*USB Optical Mouse , surface frosted treatment , small and great era of personalization . *frosted non-slip surface technology for notebook users who like a duck to water , effortless . Also the desktop user value selection . *we would like to buy a good time , with the ease . *brand new wheel optical mouse , latest optical mouse done special coating surface appearance and small size,comfortable , elegant and luxurious , super feel ( feeling matte texture ) . *the use of optical 3-button Scrollpoint mouse USB interface 800DPI accuracy , enabling you to achieve more precise mouse mobile notebook, desktop systems , positioning operation