Compact Comfortable Mouse: With a comfortable and contoured shape, this ambidextrous wireless mouse feels great in either hand, and is far superior to a touchpad Durable and Reliable: Enjoy a durable scroll wheel and up to 1 year of battery life with this USB wireless mouse, which comes with an AA battery and a smart sleep mode function. The Logitech wireless mouse comes with a 3 year warranty Universal Compatibility: Your Logitech mouse works with your Windows PC, Mac or laptop. That means no matter what type of computer you own today or buy tomorrow your mouse will be compatible Plug and Play: This wireless computer mouse is super speedy to set up, so you won't have to fiddle around with technology. Just plug in the tiny nano receiver and you're in business Advanced Wireless Connectivity: You get the same reliability of a corded mouse with wireless convenience and freedom fast data transmission and virtually no delays or dropouts.Upgrade to Logitech M235 Wireless mouse: Extra comfort with soft rubber grips, a multi peripherals pairing USB receiver, and a battery status light indicator