Logitech Lightsync is a gaming mouse featuring 6 fully programmable buttons, LIGHTSYNC RGB customizable lighting, and an advanced optical sensor for precise tracking. With its 6 programmable buttons, you can customize the mouse to suit your gaming needs, assigning macros and other functions to the buttons for quick and easy access. The LIGHTSYNC RGB lighting allows you to personalize the look of your mouse with a variety of colors and effects, and can be synchronized with other Logitech G devices for a cohesive look.