For all-round functionality and performance on any computer at a great price, the Kensington Wireless ValuMouse (K72401EU) is the ideal choice. The high-resolution 1000 dots-per-inch optical sensor and integrated scrollwheel makes precision clicking and scrolling easier. A soft grip eases comfort and allows for better control. The wireless USB connector lets you work where it suits you, using interference-free 2.4GHz technology.