missing cable prevents tripping hazards on the floor. If the device also runs during the night, it is therefore not necessary to look extra carefully at the floor when getting up. glacier portable ac Rating and recommendation The manufacturer advertises the glacier portable ac as a 3-in-1 device. Its functions include cooling the room air as well as humidifying the air or cleaning dust particles from the air. All features run in parallel, so you cannot decide between any of these functions. This is very practical in use, as only a few settings need to be made. When used in all seasons, the mini air cooler quickly reaches its limits as a filter for improved indoor air. In autumn and winter, the home should be