SaiTech IT 2 Pack 3-Button 3D USB 800 Dpi Wired Optical Scroll Mice Mouse Notebook Laptop Desktop USB Powered Optical Mouse. Easy to Use & Ergonomic design, comfortable hands touch. Smooth and compact size to carry and anywhere. USB Interface. 800 DPI for precision pointing 1 Year Warranty Wired for battery-free operation. Design is suitable for use with either hand. Scroll wheel to speed through long documents or web pages. Wired Optical Mouse; USB Plug n Play Style Tracking Sensor : Optical LED. Buttons Qty : 3 (Left, right &amp; Scroll Wheel). Perfectly fits under your palm, provides you a perfect hand feel, gives gamers the most comfortable gaming experienece and makes you free from fatigue. Smooth, accurate, and affordable USB-connected optical mouse for the desktop and laptop. The optical sensor tracks movement on nearly any surface. Easy-to-Install: No drivers or programs required. Just plug it in and start using. Non-stick Feet for smooth and accurate movement on most surfaces. High-definitionoptical tracking enables responsive cursor control for precise tracking and easy text selection. It&#039;s highly portable, but not so small that it is uncomfortable to use. The design is classic, but ergonomic so you can use for<br> long periods of time without stressing your wrist or hand. Smooth, precise and affordable USB-connected 3-button optical mouse. All the basic functions of a mouse in a comfortable, sleek design that works for left or right handed users.