Keyboard structure

A keyboard structure, characterized in comprising:

• a base having a surface and an electrostatic protection zone disposed on the surface;
• at least one key disposed on the surface of the base, wherein the key sequentially comprises a cap, a limiting structure, an elastic member and a membrane switch from top to down;
• the elastic member is disposed on the membrane switch, the cap is disposed on the elastic member, and the limiting structure connects the cap and the base, such that the cap is configured to move relative to the base in a vertical direction;
• and
• an electronic element disposed on the membrane switch and surrounded by the electrostatic protection zone, wherein the membrane switch has a hole corresponding to the electrostatic protection zone to expose the base.