Offering premium performance and sophisticated simplicity, the Lenovo Ultraslim Plus Wireless Keyboard & Mouse offers easy-access controls and high-performance laser precision to help you get more done, comfortably. Its progressive and inviting design with black finish and accents will complement your office or home setup and help save valuable desk space. - Advanced 2.4 GHz wireless technology ensures consistent, reliable connectivity. - Plug and play micro-size USB receiver stores neatly and out of the way. - Rugged, yet sophisticated and progressive Think Design. - Soft touch finish for all day comfort. - Three-year warranty. - Available worldwide. Keyboard Features: - Low profile, island-style key design positions your fingers comfortably and naturally. - One touch controls to quickly play, adjust, or mute audio and video files. - Fn key to enable primary can secondary functionality of direct press hot keys. - Spill resistant design. - Battery life indicator. Mouse Features: - High performance laser precision with side-to-side scrolling. - Ambidextrous, three-button design for both right and left-handed comfort. - Unique soft-touch finish for all day comfort. - Scrollwheel to easily navigate through documents and Web pages. - High definition laser sensor for precise tracking. - Micro-size USB receiver stores neatly inside the mouse for travel. - Battery life indicator.