SignatureGem 1x5 is a small electronic signature capture pad with a large signing area. Designed for accuracy, reliability, and portability, the SignatureGem 1x5 features a pen with interchangeable inking and plastic tips, small size and weight, and is powered only by your computer's data port. Unlike pressure-sensitive touchpad systems, the digitizing pen allows the sensor to be mounted inside a hard plastic casing for ruggedness and long life. With the RuggedCloseA rugged item is specifically designed to operate reliably in harsh usage environments and conditions, such as strong vibrations, extreme temperatures and wet or dusty conditions. They are used in the agricultural industries, and by individuals for outdoor recreation activities. signing surface, these models show the signature on the computer screen.