Genius NX7005 Wireless Mouse White

USB port
One AA battery
RF frequency 2.4 Ghz
Number of buttons 3 (left, right, middle button with scroll)
Resolution (dpi) 800, 1200, 1600
Sensor engine blue-eye

The contoured shape feels great in either hand and gives you maximum comfort for all-day use. The nx-7005 uses 1000dpi blue eye technology providing amazing tracking accuracy and is surface-friendly so you can use it on almost any surface, such as dusted or marble glass, a sofa or even on the carpet.