DELL Genuine USB Optical 3 Button Scroll Mouse 0X9DCG, XN966 (Black)
Product Description Dell 0X9DCG and XN966 USB optical mouse. Stylish design and solid construction. Two buttons and one scroll wheel. This USB mouse is maintenance-free. The optical tracking provides accurate response at 400 dpi and you will never have to clean the mouse ever again. The ergonomic design and 3-button layout will have you working comfortably and efficiently.