Wired ValuMouse K72110EU

Silent clicking for quiet environments or when you need to stay focused to be productive
Ambidextrous, contoured shape for either right-handed or left-handed users
High-definition optical sensor (1000 DPI) for responsive control
Three Button/Scroll Wheel setup
Plug & Play installation with reliable, wired USB connection
Compatible with Windows® 8.1, 8, 7 and Mac OS X