Mpow® Dragonslayer wireless mouse gamer / optical wireless gaming mouse with adjustable DPI (800 DPI, 1600 DPI, 2400 DPI, 4000 DPI) 7buttons, AvagoA3050 chipset / Maximum Acceleration: 20G / Polling rate 250-500Hz / 7000 Frame / sec dial LED scrolling in three color for PC / computer with Windows 2000 / ME / XP / Vista / 7 / 8.Mac OS X (Electronics)
It has small bugs sometimes block the mouse remains on the screen, forcing to ON / OFF and remarche (Sa does not happen often) or nothing to say, cheap, and really nice. BATTERIES NOT PROVIDED! EDIT: I finally found why she bugée for my part I had to