The keypad with a keyboard keyboard features expanded layout, full-size arrow keys, and keys for fast document browsing. Underneath each key is a more stable scissor mechanism. In addition, keystrokes have been optimized and the keyboard profile is designed to be low, making the writing comfortable and accurate. The numeric keypad is also perfect for spreadsheets and calculators. The built-in rechargeable battery is long-lasting and offers your keyboard power for about a month or longer between charging.