Logitech Wireless Mouse M345. The unique-as-you mouse with smooth scrolling. It stands out from the crowd thanks to its unique shape & vivid pops of colour. Textured rubber grips make it comfy, too. The precision scroll wheel plus smooth scrolling software makes surfing easier, while Logitech Advanced Optical Tracking gives you precise clicking & pointing on just about any surface without a mouse pad. The tiny Logitech Unifying receiver stays in your laptop & lets you add up to five more compatible wireless keyboards or mice—without the hassle of multiple USB (Universal Serial Bus) receivers. & with up to 18 months of battery life, it virtually eliminates the hassle of changing batteries.** • Unique shape with vivid pops of colour & textured rubber grips • Precision scroll wheel with smooth scrolling* • Logitech Advanced Optical Tracking • Logitech Unifying receiver with built-in storage in the mouse • Up to 18-month battery life**" • Mouse • Logitech Unifying receiver • 1 AA battery (pre-installed) • User documentation • 3-year manufacturer’s guarantee & full product support"