Feature:100% brand new and high qualityHigh Resolution:2400DPIAdjustable resolution: 800/1200/1600/2400DPIUltra-precise Scroll WheelButtons: 5 buttons with scroll wheelUltra-precise Scroll WheelOptical technology works on most surfacesErgonomically designed、 long-term use without fatigueIntelligent connectivity、 no need to code、 plug & playBuilt-weight iron、 feel comfortable、 mobile and stability16-bit ultra-wide data pathSwitch Life:5 million cycleSize:115*73*41mmWeight:about 120gCompatible with Windows XP、 Vista、 Windows 7、 ME、 2000 and Mac OS...or latestPackage Content:1 X Ajazz 2400DPI Gaming Mouse