The Microsoft IntelliMouse Explorer 3.0 USB PS/2 Compatible Mouse is a standard mouse designed with an ergonomic shape for comfort during extended use. It features a sleek silver and grey color scheme with a red base, making it both functional and visually appealing. With a tracking method of optical and connectivity options of PS/2 and USB, this mouse offers versatility in how it can be connected to different computers. Made in China, this mouse has 5 buttons for precise navigation and is a reliable choice for anyone looking for a quality mouse for their computing needs.