Specification:
Item Type: Car Mouse
Material: ABS
Power Supply: 2 x AAA Batteries (Battery Not Included)
Switching Life: 5 Million Cycles
High Resolution: 1600DPI
Buttons: 3
Carrier Frequency: 2402MHz-2480MHz
Maximum Acceleration: 14in Per Second
Effective: 2.4GHz , Working Distance Up to Approx. 10meters / 10.9yd
Compatible: For XP, for Vista, for 7, for ME, for 2000 and for OS X or Higher

Package List:
1 x Car Mouse
1 x USB Receiver

Note:
Battery Not Included