... High Spraying Atomization 3) Low Power Comsumption,Energy saving Air purifier Air Humidifier will produce the large amount of negative ion ... ,High efficency, Fashionable and durable Use Scope: Home , Office, Car ,Study room. Products Parameter: Working voltage: DC 5V(USB Standard ... 40ml/hStorage capacity:180mlUltrasonice Transducer’s lifetime: > 3000hrs. Intelligent Air Purifier Car & Home Office use