The Wireless Optical Pocket Pen Mouse is an impressive gadget that allows you to control your computer on-the-go .as a result of my tests, I determined that it is highly accurate efficient, and easy to use. Its compact size makes it perfect for people who are always on-the-move. However, one downside of its portability is that it may take some time to get used to its unique design. Nevertheless, this is an excellent choice for those who want a reliable, pocket-sized mouse..See full review