The Logitech MX Master 4 Ergonomic Wireless Mouse is a high-quality mouse designed for comfort and precision. With programmable buttons and an optical tracking method, this mouse offers advanced functionality for a seamless user experience. The sleek black color adds a touch of elegance to any workstation, making it a stylish and practical choice for those looking for a reliable wireless mouse. Built by the trusted brand Logitech, this mouse ensures top-notch performance and durability for all your computing needs.Brand new but not in original box! The new mouse and receiver will be sent in a new box. Not the original box!