Adesso Antimicrobial Waterproof Mouse - Made with antimicrobial materials, this device prevents the growth of harmful bacteria and protects against the build up germs between washings. The Adesso waterproof design is rated for IP66. The waterproof housing protects the internal electrical parts and provides protection from powerful water jets, oil, and dust. The enhanced optical sensor improves precision and even lets you work on most non-reflective surfaces such as wood, marble and leather without a need of mouse pad. With 1,000 DPI resolution, this mouse provides responsive, smooth cursor control, precise tracking and easy text selection thanks to its high-definition optical tracking. Both PC and Mac compatible.