USB port, plug and play.
High-performance and accurate positioning.
Functional, efficient and low power-consumption.
Four modes of Frequency: 800/1000/1200/1600 CPI.
No installation needed.
Fits both right-handed and left-handed men.
The roll wheel can be easily guided pleasantly.
Weight: 160.50 g
Size: 12.5105 cm
* User Manual