Compact wireless mouse with ambidextrous contoured design helps in navigatingcomfortably on your computerNano receiver connects to the USB port on your laptop and delivers 2.4GHz of wirelesstransmission for quick, lag-free operation from up to 10 metres1,000dpi optical tracking sensor ensures precise targeting and fast manoeuvrabilityScroll wheel allows you to flip through documents and webpages with easeIncluded AA battery provides power to run the mouse for one year (may vary based on user andcomputing conditions)Convenient on/off switch and smart sleep mode help make the battery