The new Logitech M350s PEBBLE Mouse 2 Bluetooth Mouse Graphite is a sleek, symmetrical wireless Mouse made of recycled plastic. It features high-precision optics and the ability to connect to multiple devices (up to 3) simultaneously. The mouse is equipped with Silent Touch Technology for quiet clicks and a customizable middle button via the Logi Options + App. It uses Bluetooth Low Energy and has an optional 2.4GHz Logi Bolt USB compatibility. With Easy-Switch technology, you can quickly switch connections between devices with just one button. The mouse has a connection range of 10m and offers 400-4000 DPI. It runs on a built-in Alkaline AA battery that lasts up to 24 months (subject to conditions of use. Logitech M350s PEBBLE Mouse 2 Bluetooth Mouse Graphite comes with 1 year.