AGPtek&reg; 2400DPI Optical Adjustable 6D Buttons 3 Color Changing Wired USB Gaming Mouse For Laptop PC Built-weight iron, feel comfortable, mobile and stability. Ergonomic shape, special feel good. Intelligent connectivity. no need to code, plug & play. USB cable is up to 1.5m long. Most suitable for Laptop user and PC user. It is an essential equipment for Gamers. Black when not using, can be changed to many colors:red,green,purple.....