It is portable and lightweight, making it easy to take on all of life's adventures! Long Lasting Battery Life: You won't have to be concerned about running out of power while working because the battery lasts up to three months. Plug and Play Nono Receiver—a hassle-free way to free up desk and laptop space! When not in use, it fits neatly inside the mouse. Smooth and Stable Tracking: Improved working performance through optical tracking technology.