What is the principle of Haier's self-cleaning air conditioner?

Haier self-cleaning air conditioner is the first patented product in the air conditioning industry at present. Because the air conditioner will accumulate bacteria on the evaporator surface after being used for a long time, the air blown out is not healthy. Haier's unique evaporator self-cleaning technology, the remote controller controls the self-cleaning function, the dirt is stripped from the evaporator through internal frosting, and the dust and dirt are quickly decomposed, and then the evaporator is cleaned by condensation technology to achieve the purpose of cleaning, so that the blown air is healthy air.