Penguin® Ambidextrous Vertical Mouse with a vertical design for a more ergonomic position whilst mousing to avoid wrist strain. It is much appreciated by its users and is available in 3 sizes for a maximum ergonomic grip. Central bow tie switch allows easy transition between right and left-handed use. Easy-glide symmetrical base with precision laser and scroll wheel aids fast, accurate tracking and document scrolling. Produktinfo: 3 sizes (S,M & L). Choose between wireless or wired. Right and left hand adjusted. 400, 600, 800 eller 1200 dpi. BioCote® Anti-bacterial protection håller produkten ren. Compatible with Linux, Windows 2000, XP, Vista, 7, 8, 10 and versions of these, MAC OS X 10.6 and above.