Kensington Notebook Keypad/Calculator with USB Hub, 19-Key Pad 72274
Don't struggle with those awkward number keys on your notebook anymore! The Notebook Keypad/Calculator with USB Hub is a full 10-key pad so your fingers glide quickly through data entry. Or switch to stand-alone calculator mode to easily make and enter calculations. Cool bonus: keypad includes 2 USB ports for your extra accessories!