An extra-long battery life provides up to 12 months of use. Silent buttons keep the peace - and your productivity - at an all-time high. A comfortable, compact shape keeps you effective and efficient, and makes the YVI+ a great choice for commutes or travel. An 8m wireless range provides plenty of freedom to get things done - no tangles, no knots, no worries. A speed select button enables you to switch between 800 and 1600 DPI, depending on your preferences and the job at hand.
