A method and terminal for speed dialing are disclosed. The electric toothbrush has a handle with a motor disposed therein. The impeller is rotated by a rotatable shaft connected to an upper surface of the impeller. The system is equipped with a mechanism for detecting movement of the user from the first microcell to one of the immediately adjacent microcells. The electrolyte membrane provides a fuel cell which exhibits high cell performance even after prolonged operation andor at high operating temperatures.