Pair Pro mouse with up to 3 computers and seamlessly switch between them at the touch of a button thanks to Easy-Switch technology. Fly through documents and web pages using the hyper-fast scroll wheel, or shift to click-to-click scrolling when you need Precision. Pro mouse is designed to endure, with Buttons built to withstand up to 10 million clicks. You'll like this mouse's boosted efficiency, with 24 months of power on a single AA battery. Unlock the full range of possibilities and customize to fit your needs on Mac OS X and Windows by downloading Logitech options software.