Dell WM514 Wireless Laser Mouse (DR1KP) Reduce cable clutter with a wireless mouse that communicates with your PC through a Nano-USB receiver. Plug in this compact receiver once and forget about it. Enjoy the freedom and flexibility of the Dell Unifying USB Receiver. Manage up to six other unifying peripheral devices such as a keyboard, number pad or other mice for easy transitions between home and the office. Work efficiently in Windows 8. Scroll up, down, left or right with the mouse wheel to navigate Windows 8 tiles, and use the side buttons to access the Windows 8 Charms Bar. Stick to the familiar scroll wheel for use with other Windows operating systems. The Dell Wireless Mouse features a progressive design that feels as good in your hand as it looks on your desk. Its sleek design and long battery life from 2 AA batteries (sold separately) enable long, comfortable sessions in front of your PC or tablet. Navigate with smooth laser tracking across your screen courtesy of a precision laser that works well on almost any surface.