The Arc's economical design means this ergonomic mouse will switch off when it's flattened out and will come on when it's curved in your palm. It'll scroll both vertically and horizontally for ease of use and connects via Bluetooth for a completely wireless experience, delivering a operational range of up to 10 meters in an open area and 5 meters in office environment. Wireless connection It uses low-energy Bluetooth 4.0 technology to connect to any device to let you easily scroll, click and hover when you're on the go. On any surface To ensure you can use it anywhere it's constructed with BlueTrack Technology to combine the power of optical with the precision of laser for optimum tracking on any surface, from wooden desks to train tables. System requirements: Microsoft Windows 10 / 8.1 / 8 Must be Bluetooth 4.0 enabled