Type: 2.4Ghz Wireless
Wi-Fi Range: 10m
Tracking Method: Optical
Number of Buttons: 4
Package: No
DPI: 1600
Wireless Technology: Supported
Hand Orientation: Right
Interface Type: USB
Operation Mode: Opto-electronic
Gross Weight: 57g
Power Type: Battery
Number of Rollers: 1
Optical Resolution: 1600DPI
3 DPI can be adjusted: 1000DPI, 1200DPI, 1600DPI
Operation systems: Windows 2000, Me, XP, Vista, Win 7 and Mac
Button life: 10 million clicks
Power: 2 x AAA battery (not included)