SHAPED FOR ALL-DAY COMFORT - The sculpted shape with rubber grips, follows the natural curve of your hand, so you can stay productive longer—whether you’re in the office or at home EASY AND SMOOTH NAVIGATION - Navigate more easily with a precise line-by-line scrolling experience. The optical sensor gives you smooth and accurate cursor control on almost any surface. That means accurate mouse movements with no more annoying missed clicks 5 BUTTONS WIRELESS MOUSE - Create shortcuts to jump to full-screen, open applications, and more. Move quickly through web pages, spreadsheets, images, and boost your productivity. Plus, precision tracking gives you superior cursor control at 24000 dpi PLUG & PLAY SIMPLICITY - Simply plug the USB receiver into your computer or laptop to start working in seconds. The receiver also provides a strong, reliable connection within up to 10 meters. And our computer mouse is compatible with Windows, mac OS, Linux and Chromebook 20 MONTH BATTERY LIFE - Only take one AA alkaline batteries (not included). Up to 20 months of battery life eliminates the hassle of frequent battery changes, thanks to the on/off switch button and auto-sleep power-saving mode