‎4 AA batteries required. (included)

The unique wave design guides your hands into the best position and conforms naturally to your fingers. Easy comfortable whisper-quiet typing without a learning curve. A large cushioned palm rest helps position your hands properly on the keyboard and offers a comfortable place to rest them when not typing. Right-handed comfort mouse with generous contoured design soft rubber grips and an advanced scroll wheel for hyper-fast or click-to-click scrolling.