Wireless ergonomic mouse especially designed for laptop and desktop users Cutting-edge design that maximizes wrist comfort while facilitating navigation. Designed to encourage a more natural position of the hand, wrist and forearm. Helps preventing pain from repetitive strain injuries (RSI syndrome). This vertical mouse features 5 buttons and a scroll wheel NANO USB interface. Up to 10-meter wireless range Features a high-performance sensor, fully adjustable DPI: 800/1200/1600/2400 “Plug and Play” installation