A revolutionary advance in keyboard design, the Logitech Wave key design instinctively guides your hands into a natural position for enhanced comfort and productivity. The cushioned palm rest provides extra support and can help reduce fatigue, and one-touch hot keys provide easy access to many Windows Vista features, including Flip 3D, Zoom, Photo Gallery, and Gadgets. Programmable F-keys can instantly open your favorite applications, games, folders, and web pages. Featuring soft-rubber side grips, the cordless laser mouse delivers exceptional comfort and precision. Both keyboard and mouse provide ultra-long battery life, and convenient LED battery indicators alert you when batteries need changing.