[. . . ] [. . . ] The plug and forget Pico receiver is storable inside the mouse which is convenient while traveling. Plus the power saving technology extends battery life up to six months and the innovative 1200 dpi BlueEye tracking technology is an advanced optical engine which works on almost every surface and performs far better than any other optical mouse. Two additional programmable hotkeys provide instant access to last and next page for web browsing and are programmable. For more information, contact your sales representatives. ▼Features 2. 4GHz Technology Power saving; anti-interference Two programmable hotkeys Default is Last page/ Next Page for Web browsing, programmable Marble and dusted glass Works on any surface Ergonomic design Fits comfortably in your hand Up to 6 month battery life Works up to six months; just one AA battery needed Power Switch Extends battery life Two optional colors Diamond Black & Shiny White 1. [. . . ] [. . . ]