Demonstration device

The utility model is suitable for the technical field of demonstration, and provides demonstration equipment, which comprises a mode selection device, the mode selection device is provided with a plurality of selectable selection modes, each selection mode corresponds to each working mode, the mode selection device comprises a shell, an operation piece and a plurality of sensors, the sensors are arranged on the shell at intervals, and the operation piece is arranged on the shell; the operating part is movably connected to the shell and can move relative to the shell to trigger the corresponding sensors, and the sensors correspond to the selection modes one to one; and the display device is used for displaying visual output, the content of the visual output corresponds to the currently selected selection mode, and the display device is electrically connected to each sensor of the mode selection device. According to the demonstration equipment provided by the invention, the mode selection device is used for sel