... motor Low power consumption One year warranty air purifier1,Use high-quality enamel casting tube, the oxygen purity, stability, longe- ... resistant to moisture, earthquake, maintenance-free; 3,Modular with plug-in design, easy maintenance, reliablity;4,Use Ozone-specific ... engineering plastic, high hardness; 6,R 3C certification standard power cord; 7,Three colors of the aeration stones of different ...