GENIUS Green Wireless Optical Mouse NX-6550

Features

2.4Ghz technology Anti-interference and power saving
1200 dpi infrared sensor technology at a lower power consumption level
Using only one AA battery, you can use the mouse for up to 18 months*
Rubber hand grip gives you extra comfort and control
Harline design great companion for Ultrabook and computer
Designed to fit comfortably in either hand