Logitech MK470 Keyboard & Mouse - USB Mechanical Wireless RF 2.40 GHz Keyboard - USB Wireless RF Mouse - Optical - 1000 dpi - 3 Button - Scroll Wheel - Symmetrical - AAA, AA - Compatible with Desktop Computer, Notebook for PC

Now you can get hassle-free performance and smoother movements with optical LED 3-buttons scroll wheel provides convenient and easy navigation Keyboard & Mouse provides a larger storage base capacity for your PC Wireless keyboard/keypad connectivity technology for maximum dependability and easy usage