Item:SD36B 1800W ionic hair dryer 2 speeds,3 temperature control Rubber finished body Diffuser and concentrator attachments Removable lint filter The hair dryer is mainly used for drying and shaping hair, but it can also be used for local drying, heating and physical therapy in laboratories, physiotherapy rooms, industrial production, and art. According to the type of motor it uses, it can be divided into AC series type, AC shaded pole type and DC permanent magnet type. The advantages of the series blower are large starting torque and high speed, which are suitable for making high-power blowers; the disadvantage is that the noise is large, and the commutator has certain interference to telecommunication equipment. The advantages of shaded pole hair dryers are low noise, long life, and no interference to telecommunications equipment; disadvantages are low speed, poor starting performance, and heavy weight. The advantages of permanent magnet hair dryers are ligh…