This is a tool for PowerPoint Presentation which can be used as a laser pointer, a remote, a portable storage device. It consists of two parts: transmitter and USB receiver. You can use this laser pointer pen to point at project screens, or video monitors, presentations, museums, tour guides and inspection and other desired targets. In addition, this laser pointer can be used in teaching as educational aids and also can be used in our daily life to have fun. The laser is certain to bring convenience and joy to your life, and make your demonstrations or presentation seem more dynamic and making listeners feel release.