TeckNet Tru-Wave technology wired computer mouse provides precise, smart cursor control over many surface types. Back/Forward Buttons: moving quickly between documents or browsing your favorite Web sites is a breeze with large, easy-to-reach Back/Forward buttons. High Precision: 1000/2000 DPI, high precision optical mouse, super responsive: scroll wheel to speed through long documents or web pages. Ergonomic Design: The shaped design and soft rubber grips conform to the hand and are designed to be comfortable to hold. The compact size enables it to be able to be taken wherever desired for use on the computer whether at home, at work or anywhere else. Compatible with Windows 2000, XP, VISTA, 7, 8 and 10, Chromebook, Mac (side buttons not work on Mac) Package Contents: 1 x TeckNet UM013 Wired Mouse, 1 x User Manual, 1 x Warranty Card and lifetime friendly customer service.