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1. Low investment, low energy consumption. For the same cooling capacity, the one-time investment is about one sixth of that of an air conditioner, and the operating cost is about one tenth of that of an air conditioner;

2. Remarkable cooling effect, can reduce the temperature to about 28 degrees, in line with human body temperature. If combined with well water as the source of the water tank, the effect is even better, comparable to that of an air conditioner;

3. Fresh and humid air, air cleanliness can reach 99%.