PURPOSE: A cloth dryer is provided to protect an automatic electric part from the high temperature and high humidity and to prevent short circuit or performance degradation. CONSTITUTION: A main body(100) includes a drying room installed in a duct. An automatic electric part(200) is connected to the main body. A shield(300) divides the space in which the automatic electric part is arranged. The shield is included to the insulating material. The drying room is installed in duct in order to be possible to rotate.