Interface and clothing treatment apparatus equipped with interface

An interface comprising:

• an encoder including a fixing portion, a rotating portion rotatably coupled to the fixing portion, and a signal generator connected to a circuit board and configured to generate an electrical signal during rotation of the rotating portion;
• an actuator including a shaft fixed to the rotating portion, a handle fixed to the shaft and configured to receive a force required for rotation of the shaft, and an accommodation space formed in the handle;
• a display unit including a fastening body fixed to the fixing portion to pass through the shaft, an accommodation body fixed to the fastening body and located inside the accommodation space, a mounting space formed in the accommodation body, a fastening body through hole communicating with the mounting space to pass through the fastening body, an accommodation body through hole communicating with the mounting space to pass through the accommodation body, a display fixed to the accommodation body and configured to display information, a cover fixed to the accommodation body and configured to close the accommodation body through hole, and a wire inserted into the fastening body through hole and configured to transmit power or a signal to the display;
• and
• a sealing portion configured to block flowing of external air and water into the mounting space.