... performance.2. High voltage mute sound type nylon fan blade, big air output,low-energy consumption,low noise.3 ... function.5. Automatic control water-supply system,open type water theif,divide water fluency,automatic clearing,no ... water.The savings is in electricty--a standard air conditioner takes as much as four times the energy ... for us. 12 wind speeds,18000m3 wall mounted ducted industry air cooler