Designed for Comfort and Portability | The Wireless Mobile Mouse 1850 is designed for life on the go, offering wireless freedom and built-in transceiver storage for ultimate mobility | Comfortable to use with either hand and a scroll wheel for easy navigation makes this mouse the ideal device for your modern, mobile lifestyle | Scroll wheel - move through documents and webpages quickly | Compact design to fit in your hand and go wherever you go | Leave the nano transceiver plugged in when you are on the go, or stow it in the mouse | Use your mouse with your left or right hand | Ambidextrous design makes it comfortable either way | Up to 6-month battery life | 1 year limited warranty.