Clothes care module and washing machine thereof

The clothes care module comprises a water box, an ultrasonic generator is arranged on the water box, a water level detector used for detecting the water level is arranged in the water box, and a water inlet structure used for being connected with a water supply device and a steam conveying structure used for conveying steam are further arranged on the water box. The water level detector is arranged in the water box, the water level condition in the water box can be detected in real time, and the dry burning phenomenon caused by water shortage is avoided; the water inlet structure on the water box can achieve dual protection through continuous water inlet and the water level detector, it is ensured that the water box used in cooperation with the ultrasonic generator cannot be burnt dry due to water shortage, and the water box has the advantages of being simple in structure, high in reliability, easy to achieve and the like. The water box is further provided with the overflow structure, when the water inflow am