In a hot and humid environment such as that of 90% relative humidity and 40℃ temperature, the cooling vest can continuously cool the human body and maintain the body surface temperature at 30℃. This helps prevent heat-related injuries during work or activities in hot weather.
A lightweight, portable personal cooling device designed to provide efficient airflow in hot and demanding environments. Using Coanda-effect airflow technology and a high-speed brushless motor, it delivers targeted cooling through interchangeable nozzles for waist-worn, handheld, or desktop use. Its compact, dust-resistant design makes it suitable for outdoor workers, travellers, traffic police, climbers, and other users who need personal cooling in heat, dust, or chemically exposed environments.