Introducing the HP 2.4GHz Wireless Mobile Travel Optical Mouse, perfect for those who are always on-the-go. This mouse offers a smooth and accurate tracking method, with 3 buttons and a scroll wheel for easy navigation. It has a sleek, red design with a unit width of 2.2 inches and a unit length of 3.8 inches. This standard mouse is a unit type that can be connected wirelessly or through USB, and has a maximum DPI of 1200. It also features a silent, on/off switch for convenience. Good feel for people with smaller/skinner hands.