With the BlueEye tracking technology, the Genius Traveler 9000 wireless optical mouse features the excellent efficiency to let you work virtually anywhere. The 2.4GHz auto-frequency-hopping technology reduces interference for ultimate smoothness. The Pico receiver is small enough to leave it in your notebook and the Stick-N-Go mount keeps your mouse stationary when you’re moving around the office. In addition, the power switch extends its battery life.