Keyboard

The utility model provides a keyboard. The keyboard comprises a main body, keys and a heating film, wherein the key is telescopically arranged at the top of the main body; a through hole is formed in the heating film in the thickness direction, and the heating film is arranged on the key in a sleeving mode through the through hole. The key is sleeved with the heating film, and the heating film can emit heat to directly conduct or radiate heat to the key, so that the key can still keep a proper temperature in a cold environment, and the touch feeling of an operator when the operator knocks the key is improved. The through hole is formed in the heating film, on one hand, the heating film can be more reliably and fixedly arranged on the key in a sleeving mode, the connection reliability of the heating film is improved, and the heating film is prevented from falling off or deforming; on the other hand, the heating film is arranged on the key in a sleeving manner through the through hole, so that the heating film