This combination of a 2.4 GHz Wireless keyboard and mouse from LogiLink enables you to work faster and more comfortable. The mouse with optical sensor ensures with its 1000 dpi scanning high precision. Connection via included USB micro dongle, which recognizes the devices automatically via Autolink function. The keyboard also has drainage holes in the bottom to prevent water from getting into the electrical components; the keys can be easily removed for thorough cleaning and maintenance.