Color Black Wi-Fi Connector Type Special Feature Wireless Motion Detection Technology Optical Number of buttons 6 Recommended uses for the Desktop product Device Compatibility Microsoft Windows 2000, XP, VISTA, 7, 8 Product weight 100 Grams< /p> Linux, windows operating system See less About this item 6 Button Design: The wireless mouse includes left button, right button, scroll wheel, DPI button and 2 side buttons. The rubber roller is easy to get on and off. In addition, the two side buttons will make it much easier to fast forward and rewind (side buttons are not available for MAC OS) 5 DPI Adjustable: By using the DPI button, you can easily change the cursor movement speed (2600/2000/1600/1200/800), which is very suitable for your daily office needs. Tip: The USB nano receiver is stored under the mouse Perfect Design: Ergonomic mouse design provides maximum finger comfort. The surface of the mouse is covered with a skin-like material and a textured rubber surface, which gives the wireless mouse anti-slip properties Energy saving: With auto sleep function, more power saving. Using only 2 AAA batteries, it can be used for up to 24 months. It also has a battery level indicator (Battery is not included in the package) Reliable and Durable: Mouse click life is over 6 million times. High-speed precision optical mouse can provide fast response and smooth operation of computer mouse, bringing enjoyable experience