Built for endurance Logitech M720 Triathlon wireless optical mouse gives you 24 months of use on a single AA battery. Plus, the buttons are designed to withstand up to 10 million clicks. Easy-Switch technology allows you to use the mouse with up to three different computers. It's equipped with a hyper-fast scroll wheel that lets you fly through pages. | Logitech M720 Triathlon Wireless Optical Mouse - Black