Haier's self-cleaning air conditioner has four patented technologies.

Haier's self-cleaning air conditioner has four patented technologies: one is condensed water technology, which is 30% more condensed water than competing air conditioners, and the cleaning is more thorough; The second is the cold expansion technology, which uses frosting to peel off the dirt and dust of the evaporator; The third is sapphire blue coating, which improves the hydrophilicity by 50% and the water flow speed by 20%; Fourth, bacteriostatic technology, the bacteriostatic rate reached 99.99%. Haier's self-cleaning air conditioner is professional and reliable. This answer applies to any Haier air conditioner.