The Lenovo 510 Wireless Combo Keyboard & Mouse is a keyboard & mouse combo that compliments your desk with a simple yet elegant design. Easily connects wirelessly with PCs using one Nano USB receiver. The keyboard is spill-resistant with island keys for typing accuracy and comfort. Plus, equipped with specialized Microsoft Copilot Key, you will experience improved working efficiency. The accompanying wireless mouse has ambidextrous design and features 1200 DPI optical sensor.