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Specification:
2.4Ghz wireless, 1200CPI optical technology
With CPI switch (800/1200CPI), press left + mid + right button for switching
0-10 Meter working range
Work with 2pcs AAA alkaline batteries
USB nano dongle, more convenient when plug in USB
With power switch, more economical and convenient for power command
System Supported:Windows 98, Me, 2000, XP, Vista, Windows 7, Mac OS or later