The cooled refrigerant will return to the "wand" under pressure, that is, the compressor, and then start the next cycle. The water in the water tank is heated through this "magical" process. This is the magical working principle of air energy water heater-using energy in the air to heat water.
Generally speaking, the air energy water heater is like an efficient magician. It uses the energy in the air to heat water, which is more energy-saving and environmentally friendly than electric water heaters and gas water heaters.