This sleek and stylish keyboard and mouse set increases productivity while providing wireless convenience. The slim 2.5 zone keyboard has a responsive key feeling and premium typing experience. The standard size mouse complements the keyboard in design and functionality. Key Features: Full-size 2.5 zone layout, Low-profile island-style keys, Adjustable tilt legs, Spill-resistant design, 128-bit AES encryption protection, Efficient optical sensor for precision tracking, Ambidextrous three-button design for both left- and right-handed comfort. Lose the wires with an advanced 2.4 GHz wireless connection that ensures consistent, reliable connectivity. The 2-in-1 convenience is provided by a Plug-and-Play micro wireless receiver that easily connects both keyboard and mouse. No guessing is needed as LED indicators show battery life status. What's in the box? Lenovo Essential Wireless Combo - keyboard and mouse set, USB wireless receiver.