Targus AKP01US Wireless Stow-N-Go Keypad Wireless freedom - Wireless keypad with unique Stow-N-Go built-in receiver storage is perfect for travel, home and office Faster data input - Full-size keycaps for convenient data input; ideal for spreadsheet, accounting and financial applications Plug and play connectivity - Simply plug the wireless receiver into your notebook computer?s USB slot; no drivers required Color - Silver/Black Exterior Dimensions - 5.25 x 3.5 x 1