The Targus Wireless Stow-N-Go Keypad provides a unique built-in storage compartment for the receiver - making it a great keypad solution for travelers. Ideal for financial applications at home and on the road, this wireless keypad helps you maintain a clean, uncluttered workspace. Full-size keycaps are comfortable and convenient for data input. Simply remove the receiver from the storage compartment underneath the keypad, plug it into the USB slot of your notebook and it?s ready for use! The Targus Wireless Stow-N-Go Keypad comes with a USB receiver, USB extension cable, 1 AA battery, carrying pouch and User?s Guide.