The Logitech M525 wireless mouse is the perfect mix of performance, precision, and price. The innovative micro-precise wheel packs more grooves per millimeter, giving you the ultimate navigation experience. Built with an ergonomically shaped design and soft rubber grips, this mouse is built for comfort. Add to that three years of battery life, USB port connection via the Logitech UnifyingTM receiver, long-range advanced 2.4 GHz wireless connectivity, and laser-grade advanced optical tracking precision.