Evaporative air cooler, Humidifier & air purifier Energy saving & fast healthy cooling Ventilation, dust remove, fresh air. JH157 Evaporative air cooler3500cmh big airflow,Powerful centrifugal fan,40L big water tank,Nice designed plastic body,Temperature display,Healthy negative ionizer,Highest efficiency natural cooling by water evaporation,High efficiency cellulous cooling pad,120 degree left ...