ElectrIQ Slim20i is an evaporative air cooler, that is able to cool, humidify and clean the air, which makes it a good choice for well ventilated rooms and commercial spaces. The honeycomb filter is able to remove dust and other particles to improve the air quality and can be cleaned every three weeks, or when needed. The cooling effect is achieved through the evaporation of water and does not require any chemical refrigerants. The water container has a volume of 18 liters and can be filled through the opening on the top of the device.