Air cooler pump 220v 50hz 7w, 8w, 9w, 10w, 11w Light weight, lower noise For desert air and water cooler use Air cooler pumpUse cooling lower fan, cooling air-condi and offering waer cirulating to air-conditionSmall volum, light weight, lower noise and long working time.220v 50hz7w, 8w, 9w, 10w, 11w Air cooler pump