A low-power operation method and associated electronic device are provided. The cylinder seat is mounted on one side surface of the sliding piece, and the driving cylinder and the roller are inserted through the second seal mount. Within the receptacle, tools circulate around a, preferably vertical, axis, which tool act onto the material positioned within the receptacle. The video image of the participant includes a face portion of the participant and a background portion. Reference power vales 121, 123, 125 are set up such that they are compared with the Pmax for changing an operation mode to another operation mode. The device can be terminated by a plurality of polysilicon-filled termination trenches located near the edge of the die, with the polysilicon in each termination trench being connected to the mesa adjacent the termination trench.