Introducing the M240 Silent, the reliable Bluetooth mouse that tidies up your workspace, connects in seconds, and offers ultra-quiet productivity that lasts. Its sculpted, contoured shape and 18-month battery life allow you to focus on your tasks. The M240 Silent effortlessly connects via a reliable pair-and-play Bluetooth connection—no dongle or plug required. It works with Windows, macOS, ChromeOS, Linux, and Android. With 18 months of battery life and an automatic power-saving mode, you can go longer between battery changes. You might even forget about the batteries, as a pre-installed AA battery is included. The mouse is manufactured to the same high standards that have made Logitech a global leader in mice and keyboards.