The present invention discloses a liquid state metal oscillation device, and relates to the field of the electrochemical technology. The device comprises: graphite, liquid state metal and electrolyte; the graphite is contacted to the liquid state metal, and the graphite and the liquid state metal are both located in the electrolyte. Without toxic raw materials, the liquid state metal oscillation device realize oscillation through the liquid state metal and the electrolyte so as to ensured the experience personal's safety; and moreover, the present invention further provides a new oscillation mechanism which may be applied to the research in the aspects of biology bionics, chemistry and the like and also applied to the manufacture of an electronic circuit such as an oscillation circuit, a switch circuit and the like.