... 2) High Spraying Atomization 3) Low Power Comsumption Ultrasonic air humidifier Air Humidifier will produce the large amount of negative ion humidity ... life. Strength:Exquisite design,Low Power Consumption,High efficency, Fashionable and durable Use Scope: Home , Office, Car ,Study ... :180mlUltrasonice Transducer’s lifetime: > 3000hrs. Intelligent Ultrasonic Air Humidifier for Car & Home Office use.