Lenovo - Thinkbook Bluetooth Silent Mouse - Optical Wireless.

The ThinkBook Bluetooth Silent Mouse takes a well-worn concept and turns it on its head, delivering a productivity device that doesn't get in the way of the busy professionals who use it. It sculpted to be comfortable to rest your palm on, with a low-profile, minimalist design that makes the mouse easy to carry and fit into pockets without bulging. Get more done with the blue optical sensor that allows you to work on most surfaces, revolutionary, distraction-free silent buttons Dual-host Bluetooth 5.0 to switch between 2 devices Swift Pair to conveniently connect to new devices Blue optical sensor that works on most surfaces On-the-fly DPI adjustment: 2400, 1600, 800 Up to 1 year batter life on a single AA battery (may vary based on usage)