table.generic tr th {background: #eee;}USB Optical Mouse 2 Button+Scroll, BlackDescriptionThree-button mouse for all types of computingThe Dell Wired Mouse MS111 is a high-performance choice for all-around computing. Featuring a left-click button, right-click button and scrolling wheel, this mouse is ideal for gaming and Internet browsing. This wired mouse connects to your computer via a USB cable.Optical engine provides better responseThe mouse uses an optical engine to capture the movements of your hand. The optical engine has a fast response time and a movement resolution of 1000 dpi. That means your movements are tracked quickly and accurately on your computer screen.Durable and reliableThe MS111 is designed for durability and ease of use. Since the mouse has no moving parts, there are no parts that can wear out or trap dust.Designed for use with Dell systemsThis mouse is designed for use with all Dell systems. The MS111 is covered by Dell Technical Support if you are using it with