An electric drive for an electric motor. Thereby, an electric double layer is sufficiently formed inside the pore of the powdery activated carbon, and the diffusion resistance between the powdery activated carbon and the electrolyte becomes low. Data is shared between mobile data processing systems to carry out novel Location Based eXchanges of data for new mobile applications. The descriptive characteristics of the article being shipped are displayed at the second site and are sufficient to identify the article to a processing individual located at the second site. The process is compliant with the MIDI standard and allows the increase of the amount of various distinct messages which it is able to convey. The push button assembly includes a push button cover that has an upper surface that serves as a user interface, which is configured to facilitate a user’s operation of the actuator elements to selectively enter discrete alphanumeric selections into the keypad.