Plug-and-stay nano receiver is so small you plug it in once, and never have to worry about it again. The blue light technology gives you precise control over more surfaces! Plug-and-stay nano receiver is so small you plug it in once, and never have to worry about it again. The blue light technology gives you precise control over more surfaces! [What is blue optical mouse]: Usually we use the red optical mouse and blue optical mouse is a new technology, track more accurately and responsive.
