เครื่องถูกปิดผนึกอย่างแน่นหนาเพื่อกักเก็บสารมลพิษเอาไว้ Adjustability: We only picked air purifiers with no less than a few adjustable speed amounts. Air purifiers may be loud at their best speed — obtaining lessen, quieter pace selections, especially in bedrooms, is important, according to individual knowledge. Mainly because this product just isn't stocked within our warehouse, https://www.mannature.com/products/detail/airpurifier