Forget about performing tricky finger manoeuvres in a fixed location like you do with a touchpad. Instead you can place your wireless mouse wherever it feels best to you. Your mouse gives you natural intuitive control of your notebook smooth precise tracking easy text selection & effortless scrolling. Setup is simple. Just insert the included Duracell battery plug the receiver into a USB (Universal Serial Bus) port & the mouse is ready to use. Theres no software to install. The plug-&-forget nano-receiver is so small it stays in your USB (Universal Serial Bus) port so you wont lose it. If you do need to remove it the receiver stores inside the mouse. You get a powerful reliable connection with virtually no delays or dropouts thanks to Logitech Advanced 2.4 GHz wireless connectivity. The included Duracell AA gives you enough power to use the mouse for months before your first battery change. The low-battery indicator light eliminates surprises. An On Off switch helps conserve power & a smart sleep mode extends battery life. Logitech Wireless Mouse M215 gives you the comfortable intuitive control you want for your notebook. Place your wireless mouse wherever it feels best & forget about performing tricky finger manoeuvres in a fixed location like you do with a touchpad. Instead youll enjoy smooth precise tracking easy text selection & effortless scrolling. Theres no complicated setup or software to install. The nano-receiver is so small you can plug it in once & forget it. The Logitech Advanced 2.4 GHz wireless connection is reliable & powerful. & the included Duracell AA & intelligent battery management features give you enough power to go for months before your first battery change.